UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '93eXnwdnOPPB8xdW6/NAcg+7ZX3DjnR2sE5V2CZzCSI=' 
WHERE 
  key_id = '6429f8fef0e8eb5a902e8a6eb22186568579c37a6b5f2bbf6a4d49861147b411' 
  AND (
    token = '93eXnwdnOPPB8xdW6/NAcg+7ZX3DjnR2sE5V2CZzCSI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )