UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '28YW5lnqWNEJofcwEwmwGjes3jefiSynzUXa48kH+To=' 
WHERE 
  key_id = '6e6abab1da74d620f44e2fc718740977f3ed3ba3c439aacad273dcbef8e1f115' 
  AND (
    token = '28YW5lnqWNEJofcwEwmwGjes3jefiSynzUXa48kH+To=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )