UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'df/HZaE1BKZRJAoUGox/znRdStETfWPF8CTNzJqBzBk=' 
WHERE 
  key_id = '983b978d514a23d6b91be4d366fbafe9ac843dabf1f2ca7a04242ef7896896e2' 
  AND (
    token = 'df/HZaE1BKZRJAoUGox/znRdStETfWPF8CTNzJqBzBk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )