UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PbOE+rp+CHv75YdbZRt2sKZCknOqZyceqgSoexAqruc=' 
WHERE 
  key_id = '749735d4836879f9ee288303a27b9bf8d516d24d097ac652ff3e209da063f6da' 
  AND (
    token = 'PbOE+rp+CHv75YdbZRt2sKZCknOqZyceqgSoexAqruc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )