UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z2gLm5UU2vZyRaNqkoojlxVBwPIkmpjA3tvWKpvHu0E=' 
WHERE 
  key_id = '4602b715207374f42b28d13b365660c212ae943463ff99543a3144ea72b8660c' 
  AND (
    token = 'z2gLm5UU2vZyRaNqkoojlxVBwPIkmpjA3tvWKpvHu0E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )