UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GhZI+xAxOpncqD9J6AwxQWPyeQBjVTTDEJrHcYkxmYU=' 
WHERE 
  key_id = '4859aa4a5fd9da5487d90597e9263ffa3d16996a8737b4036d29bb25440195e9' 
  AND (
    token = 'GhZI+xAxOpncqD9J6AwxQWPyeQBjVTTDEJrHcYkxmYU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )