UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KzJpKkrXdYc8Yy648izYC9p19MU0WXscAb0wfTlMdxg=' 
WHERE 
  key_id = 'c902066d35647f1fc7208be76f8714530d8e9d9052c6cb16db04842bbb011820' 
  AND (
    token = 'KzJpKkrXdYc8Yy648izYC9p19MU0WXscAb0wfTlMdxg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )