UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'j6j/UuWYwThbjRQ33Jr0e9HIvVIzVszbSq4TyAoyqxU=' 
WHERE 
  key_id = '44d0dffb24e5f354d0ef3757759877f47d0d693b8c0c649237b121f3020c458d' 
  AND (
    token = 'j6j/UuWYwThbjRQ33Jr0e9HIvVIzVszbSq4TyAoyqxU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )