diff --git a/webapp/controller/MarketController.class.php b/webapp/controller/MarketController.class.php
index 9a3beba2..54f04abc 100644
--- a/webapp/controller/MarketController.class.php
+++ b/webapp/controller/MarketController.class.php
@@ -570,16 +570,16 @@ class MarketController extends BaseController {
     private function isValidToken($account, $token)
     {
         $deToken = base64_decode($token);
-        if (empty($data)) {
+        if (empty($deToken)) {
             return false;
         }
         if (empty($account)) {
             return false;
         }
-        $data = json_decode($deToken);
+        $data = json_decode($deToken, true);
         $sign = md5(TOKEN_SALT . $data['account'] . $data['rand'] . $data['nonce'] . $data['createtime']);
         if ($sign == $data['sign']) {
-            return phpcommon\isSameAccount($sign['account'], $account);
+            return phpcommon\isSameAddress($data['account'], $account);
         }
         return false;
     }