UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QrfGxhxi95U67/Ltj1WmAslx+/LM3RV6pl6PA433cEU=' 
WHERE 
  key_id = '9ac884b7482374019d8f53cfc783e317baf5c573d7ca63253e3ef417f4d4efc4' 
  AND (
    token = 'QrfGxhxi95U67/Ltj1WmAslx+/LM3RV6pl6PA433cEU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )