UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '31+cFa3WCM+WC8XmVQBUOLQvpU9guRe8G7FfXtNR6Do=' 
WHERE 
  key_id = '915b4c36e38cce29d5862447018e03f1265cc2a3ce54ea9efe204efa7a0b04a3' 
  AND (
    token = '31+cFa3WCM+WC8XmVQBUOLQvpU9guRe8G7FfXtNR6Do=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )