UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qf/nUxxnnA1wWVf6SQZGMz6G+cTeNNCJeLxM5VI4HG8=' 
WHERE 
  key_id = 'a8183cfd45a9c0dae66f152355180ad22095129457b15bbcab030f7add2bd350' 
  AND (
    token = 'Qf/nUxxnnA1wWVf6SQZGMz6G+cTeNNCJeLxM5VI4HG8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )