UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6PX1OTttvEjlWqGtkiK6Iq70ohiXmAW1zkQa/BGz71M=' 
WHERE 
  key_id = '75d93a93af76b871a4fa3bce6741f5ebaeac84f53cbddb188078df644f6fb111' 
  AND (
    token = '6PX1OTttvEjlWqGtkiK6Iq70ohiXmAW1zkQa/BGz71M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )