UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sjm9YG3B4hrPkIU4I4mpM7EAyoN0ojyetDr2bb87vWs=' 
WHERE 
  key_id = '6739462a271403a8853b9d1153a6de957bda7d561fb57d9a76e671d334e5c9a2' 
  AND (
    token = 'sjm9YG3B4hrPkIU4I4mpM7EAyoN0ojyetDr2bb87vWs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )