UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rAjb1ItKDHP+OXnh2ktIoOHnpQP8UYzULO2aiKSfFus=' 
WHERE 
  key_id = 'd8efce393cf6d01c3442a1732d712bcdc048811410a0b9b58f116944232f2788' 
  AND (
    token = 'rAjb1ItKDHP+OXnh2ktIoOHnpQP8UYzULO2aiKSfFus=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )