UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/8o46XjUg94eLKhP0Ih/yKFDVlk6SnWd6YqigDC9yLQ=' 
WHERE 
  key_id = '511d5cd24f79e2f6387fdc2fb3ef209c35541180e09824aaa85de629f2251c6d' 
  AND (
    token = '/8o46XjUg94eLKhP0Ih/yKFDVlk6SnWd6YqigDC9yLQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )