UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Cx68sJVusJw+lYBF8tuQrFV65tDHS25ujDoGIcChyiY=' 
WHERE 
  key_id = '9b7b609e36751d932541c2ba6f2fc02828b8353ed4a3bcbcce24021a29a81f1b' 
  AND (
    token = 'Cx68sJVusJw+lYBF8tuQrFV65tDHS25ujDoGIcChyiY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )