UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6wiWl/9442oc6NGu/sF1fu8zEEA98C3/tGv/iIHlGs8=' 
WHERE 
  key_id = '766438f6d0dfc890b144387fe504a87f50d810b9faf42f9ceae73c6b63e11e0f' 
  AND (
    token = '6wiWl/9442oc6NGu/sF1fu8zEEA98C3/tGv/iIHlGs8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )