UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QBjcleL6nLj2qQQwo00YrtAPWPtMK5/QoXnRPnADxdM=' 
WHERE 
  key_id = '0499c6fb5e691d81983b2ef08e98dba090e62263007986f4a9596a807b2f92d7' 
  AND (
    token = 'QBjcleL6nLj2qQQwo00YrtAPWPtMK5/QoXnRPnADxdM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )