UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'XMkkO+WDETswAnSamp3lAdsYcPah79Q0buT0jKYqlvQ=' 
WHERE 
  key_id = '2ff543997de7b669ecc15699d05c1886b861a4c09bd5283be3dda21014fee4fa' 
  AND (
    token = 'XMkkO+WDETswAnSamp3lAdsYcPah79Q0buT0jKYqlvQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )