UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8fRXZqt7wZSHeUrFZRXksv+HX+lHPunDmfhtEqCjfj8=' 
WHERE 
  key_id = 'b3047a15a9ee6becb160d2afcb694b63a31685447f7297e5406b633143ec6ca3' 
  AND (
    token = '8fRXZqt7wZSHeUrFZRXksv+HX+lHPunDmfhtEqCjfj8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )