diff --git a/gateway/inc/LocalTime.hpp b/gateway/inc/LocalTime.hpp
new file mode 100644
index 0000000..ca5cd42
--- /dev/null
+++ b/gateway/inc/LocalTime.hpp
@@ -0,0 +1,67 @@
+#include <chrono>
+#include <string>
+#include <format>
+#include <optional>
+#include <sstream>
+namespace qing {
+
+class LocalTime {
+public:
+    // 获取当前本地时间字符串
+    static std::string getCurrent(const std::string& format = "%Y-%m-%d %H:%M:%S") {
+        using namespace std::chrono;
+        auto now = system_clock::now();
+        auto zone = current_zone();
+        zoned_time zt{zone, now};
+        return std::vformat(format, std::make_format_args(zt));
+    }
+
+    // 解析时间字符串为 system_clock::time_point（本地时间 → UTC）
+    static std::optional<std::chrono::system_clock::time_point> parse(
+        const std::string& str,
+        const std::string& format = "%Y-%m-%d %H:%M:%S"
+    ) {
+        using namespace std::chrono;
+        std::istringstream iss{str};
+        local_time<seconds> lt;
+        iss >> std::chrono::parse(format, lt);   // ✅ 修复
+        if (iss.fail()) {
+            return std::nullopt;
+        }
+        auto zone = current_zone();
+        zoned_time zt{zone, lt};
+        return zt.get_sys_time();
+    }
+
+    // ----- 过期判断 -----
+    static bool isExpired(const std::chrono::system_clock::time_point& tp) {
+        using namespace std::chrono;
+        return system_clock::now() > tp;
+    }
+
+    template <typename Rep, typename Period>
+    static bool isExpired(const std::chrono::system_clock::time_point& tp,
+                          const std::chrono::duration<Rep, Period>& gracePeriod) {
+        using namespace std::chrono;
+        return system_clock::now() > tp + gracePeriod;
+    }
+
+    static bool isExpired(const std::string& timeStr,
+                          const std::string& format = "%Y-%m-%d %H:%M:%S") {
+        auto parsed = parse(timeStr, format);
+        if (!parsed) return true;
+        return isExpired(*parsed);
+    }
+
+    template <typename Rep, typename Period>
+    static bool isExpired(const std::string& timeStr,
+                          const std::chrono::duration<Rep, Period>& gracePeriod,
+                          const std::string& format = "%Y-%m-%d %H:%M:%S") {
+        auto parsed = parse(timeStr, format);
+        if (!parsed) return true;
+        return isExpired(*parsed, gracePeriod);
+    }
+};
+
+
+}
diff --git a/gateway/src/main.cpp b/gateway/src/main.cpp
index a36983c..ca8f9f6 100644
--- a/gateway/src/main.cpp
+++ b/gateway/src/main.cpp
@@ -12,6 +12,7 @@
 #include <boost/program_options.hpp>
 #include <openssl/provider.h>
 #include "ExpBase.hpp"
+#include "LocalTime.hpp"
 #include "Conf.hpp"
 
 using namespace pmc::net;
@@ -328,7 +329,7 @@ http::response<http::string_body> handleLogin(
 		auto username = std::string(obj.at("username").as_string());
 		auto password = std::string(obj.at("password").as_string());
 		auto password_hash = SHA256::sha256(password);
-		std::cout  << username << " " << password_hash << std::endl;
+		//std::cout  << username << " " << password_hash << std::endl;
 
 		std::string sql = "SELECT COUNT(*) FROM Users WHERE email=? AND password_hash=?;";
 		auto stmt = _SQLDB->stmt(sql);
@@ -349,16 +350,17 @@ http::response<http::string_body> handleLogin(
 		//int  created_at = 0;
 		int  keep_time  = 3600;	// second
 
-		json::value jv_r = {
+		/* 用于token的json对象 */
+		json::value jv_t = {
 			{"user", username},
-			//{"created_at", created_at},
+			{"created_at", LocalTime::getCurrent()},
 			{"keep_time", keep_time}
 		};
-
-		std::string data = json::serialize(jv_r);
+		std::string data = json::serialize(jv_t);
 		std::string token = Base64::base64_encode(data);
 		std::string sign = _PRIV.Sign(data);
 
+		/* 用于返回结果的json对象 */
 		json::value jv_rr = {
 			{"success", true},
 			{"data", json::object{{"token", token + "_" + sign}}}	// 双大括号
@@ -484,6 +486,23 @@ http::response<http::string_body> handleProxy(
 			}
 		}
 
+		json::value jv;
+		/* 令牌是否过期 */
+		{
+			/* TODO: 放进try包裹 */
+			jv = json::parse(auth);
+			json::object& obj = jv.as_object();
+
+			auto t = json::value_to<std::string>(obj["created_at"]);
+			bool r = LocalTime::isExpired(t);
+
+			if (r) {
+				THROW_EX_CUSTOM(HttpException, 2000, "Authorization Expired",
+                	            401, "*");
+			}
+		}
+
+		/* 代理地址是否开放、合法 */
 		{
 			std::cout << t_url << std::endl;
 			bool flag = false;