UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4+TbMdc8GmkNB8sE1bK5XseRkfN51ZhA7jEgUYoPwqg=' 
WHERE 
  key_id = '4c1f0987abe3d470a844287de0a00652d11e54ef58566a8fb7eeb4223b521816' 
  AND (
    token = '4+TbMdc8GmkNB8sE1bK5XseRkfN51ZhA7jEgUYoPwqg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )