UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QKFLDtk322jEU69R50K4rDoaFAnfUm9fZyUdYhm/zF0=' 
WHERE 
  key_id = '3c2c9ec382068e50d340374983757039fe3f4df3d34fe326d5bb34af9e69aaea' 
  AND (
    token = 'QKFLDtk322jEU69R50K4rDoaFAnfUm9fZyUdYhm/zF0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )