UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gS+XvPRdSbRaAidamKwQHYU1zj0pcnLp6qqs123nhuM=' 
WHERE 
  key_id = 'c8e4ab21a3c649a5ce6be167c8fb8b3cddd378df58a76b562172cbdaedb30408' 
  AND (
    token = 'gS+XvPRdSbRaAidamKwQHYU1zj0pcnLp6qqs123nhuM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )