UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tWrOmBA4tXNygTzs29AESPiTJSEKXklNzClB6zLIuW8=' 
WHERE 
  key_id = '6a95da706b1a64c9d4e57ee6a6ac39fd5d59845aa8996716059fc3781b1b6f38' 
  AND (
    token = 'tWrOmBA4tXNygTzs29AESPiTJSEKXklNzClB6zLIuW8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )