UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm1O9Gpc7nsfJS4Hatj8+BLhBYmBvsaa5bB8uwpVZT70=' 
WHERE 
  key_id = 'a84bcc6083a95fb2861006893dce015ba9e0a83ecd697c62065d703b776eeec6' 
  AND (
    token = 'm1O9Gpc7nsfJS4Hatj8+BLhBYmBvsaa5bB8uwpVZT70=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )