UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't4LqYLwUOmNNQDv36PDwlhCH+KuGtX4pu7T76nDcRj8=' 
WHERE 
  key_id = '8c3d5038fd21936f06f07b663b2e6c6ac3502ef33a4a42188ee458a449ae5989' 
  AND (
    token = 't4LqYLwUOmNNQDv36PDwlhCH+KuGtX4pu7T76nDcRj8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )