UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a/yaiuBvxtocnqvr31DGYZnZA42yyOceVbDns8yFzic=' 
WHERE 
  key_id = '877442767d782b1d748ffe56ca8968d8e722b97492d4542f7c9de27e74f64888' 
  AND (
    token = 'a/yaiuBvxtocnqvr31DGYZnZA42yyOceVbDns8yFzic=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )