UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KXn3VofBmXiMstNC1AMYz8FWdpq724/QEKA8TNbX7G0=' 
WHERE 
  key_id = '8b100f3f082c1d25a66d9340d9611ad1c5a29455a3b234fde1389147d8e2ea58' 
  AND (
    token = 'KXn3VofBmXiMstNC1AMYz8FWdpq724/QEKA8TNbX7G0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )