UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zWc8+QuIbJ3JMwLM2pXWqouHeXkGsArzEuYeravmj+8=' 
WHERE 
  key_id = 'a52648996881530aa36f9096c175f902595fec371821c30431e4522c977af41c' 
  AND (
    token = 'zWc8+QuIbJ3JMwLM2pXWqouHeXkGsArzEuYeravmj+8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )