UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't+qv7uWiFybIvDqCn+DlBVz9ODrs82zYRBslOXoExZE=' 
WHERE 
  key_id = 'a1504010c467bd1a83dc835201dc7722a40bab133eee127e786cef3c94240fa8' 
  AND (
    token = 't+qv7uWiFybIvDqCn+DlBVz9ODrs82zYRBslOXoExZE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )