UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4KfdaRnFPyyMw5HDepS03vPkwEgug2hxfwEkOBLvI2E=' 
WHERE 
  key_id = '816c1745b5639d15c2c3c7073879a90febd19edaf01fd77a75bb7ddd78ea6e2a' 
  AND (
    token = '4KfdaRnFPyyMw5HDepS03vPkwEgug2hxfwEkOBLvI2E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )