UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iM/Xf7ngOzegDpQFFP88py+TMfmGRovEOrygiptJb/E=' 
WHERE 
  key_id = 'a08b0a931393fb28d876ac6a988925b5bbece405f937934b9c9ba0501bd87d27' 
  AND (
    token = 'iM/Xf7ngOzegDpQFFP88py+TMfmGRovEOrygiptJb/E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )