UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ec3pd1gUmWy0tV3Ig54XaD7jrwIce2fnzU5A4CAQFKo=' 
WHERE 
  key_id = '820afda8c3428978635a372d9faa38dff4ec89e8fc153d04ef2b09c2ca1ec646' 
  AND (
    token = 'ec3pd1gUmWy0tV3Ig54XaD7jrwIce2fnzU5A4CAQFKo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )