UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k6JQXjgFTS6HZkv3ZMnfwABNz3GXgynK8VaPEbpFuts=' 
WHERE 
  key_id = '3ddc879b5ff424bba95ef5afe64bc56382c697f8f436f1f3983ab1ceb3514270' 
  AND (
    token = 'k6JQXjgFTS6HZkv3ZMnfwABNz3GXgynK8VaPEbpFuts=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )