UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/PKbSIycYWpeFza5cZygVYZ5DlMhPr3zRJ13li6xwCI=' 
WHERE 
  key_id = 'bc521c1354a3979a8018861410803df680e57b8c74bbc674de881e5921c31b95' 
  AND (
    token = '/PKbSIycYWpeFza5cZygVYZ5DlMhPr3zRJ13li6xwCI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )