UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'svPxXXW84CMzuOkBkhJCTcJ2kGWXH5QEIcg9lc2+An0=' 
WHERE 
  key_id = '843e848a61b754739a4998d61876566b6558233cfa107a8aa57be86924670dc2' 
  AND (
    token = 'svPxXXW84CMzuOkBkhJCTcJ2kGWXH5QEIcg9lc2+An0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )