UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r4vWCmj7abXafv+J60ti8Ac9+ARiOg+HEjYol81jpwE=' 
WHERE 
  key_id = 'c9da3927034d50a5b98372c82bc3e45da204bf3802ebc43afc0d8635ee338490' 
  AND (
    token = 'r4vWCmj7abXafv+J60ti8Ac9+ARiOg+HEjYol81jpwE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )