UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '26Ns5iMJanpJS7FzjGqNqTmg7D95HQYZmwAvaoX5Dn0=' 
WHERE 
  key_id = '30e72b398c1974c338be0bcff5e71bd89a568eb7b79a3d3f741569f14e26c695' 
  AND (
    token = '26Ns5iMJanpJS7FzjGqNqTmg7D95HQYZmwAvaoX5Dn0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )