UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4y1NtlnFYgrpUx/tAkdoM3zSoZB2xqEBzwE6Y748Cew=' 
WHERE 
  key_id = '21940175a458854839413271f845ad41ffd06dcc61332f607c7b47afb5f8b13a' 
  AND (
    token = '4y1NtlnFYgrpUx/tAkdoM3zSoZB2xqEBzwE6Y748Cew=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )