UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FO6TpBU1cayjKXLrPVHq+HDsz6UxoJBAdlKYOWkyP3Y=' 
WHERE 
  key_id = '0347068dcc37e897a6ec4ab19e2852da43e0a8e38dc58884d5c7877ebf3b9f31' 
  AND (
    token = 'FO6TpBU1cayjKXLrPVHq+HDsz6UxoJBAdlKYOWkyP3Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )