UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SGlU3eUdKjgrnLZ641eJHaYQZekXz8JE9fOQ5AdtxaA=' 
WHERE 
  key_id = '971f87233051f7e556d784201435f1f388eedffd8a7a4f423b284de628d3f9bd' 
  AND (
    token = 'SGlU3eUdKjgrnLZ641eJHaYQZekXz8JE9fOQ5AdtxaA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )