UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cZ+kyDxYInoe+L57NYQMLscLXtgrXMpGf0c2AVphFpI=' 
WHERE 
  key_id = '93a6dc0c56a350aaf27923f8e20d51d9700a49049f38a2e46caafccd27134e01' 
  AND (
    token = 'cZ+kyDxYInoe+L57NYQMLscLXtgrXMpGf0c2AVphFpI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )