UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6oVDEihaY83VipyM1VWIDHL6deDVvSlw25gPRXRA6XE=' 
WHERE 
  key_id = 'b2847494c6f7fa8fd0fa87629254afa3b8912dcb8a0050ab612258299e94aef1' 
  AND (
    token = '6oVDEihaY83VipyM1VWIDHL6deDVvSlw25gPRXRA6XE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )