diff --git a/nodes/api_key.py b/nodes/api_key.py
index fc2d8a5..484d7fa 100644
--- a/nodes/api_key.py
+++ b/nodes/api_key.py
@@ -52,7 +52,7 @@ class KLingAIAPIKey:
             current_time = int(time.time())
             payload = {
                 "iss": access_key,
-                "exp": current_time + 7200,  # 30分钟后过期
+                "exp": current_time + 86400,  # 1天后过期
                 "nbf": current_time - 5  # 5秒前开始生效
             }