UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0O4yi3EhfwWVCfTPzjxWlLqVmuJjtriVWIMJDpUVfXs=' 
WHERE 
  key_id = '5a7c50b0f2c4878cd12bf042c318f9546f85d71a04e161f99d136962aba738f0' 
  AND (
    token = '0O4yi3EhfwWVCfTPzjxWlLqVmuJjtriVWIMJDpUVfXs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )