UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ytdCzblZkfMg287lI5pNGTkm2qSt8ksaohoDxHEfoTE=' 
WHERE 
  key_id = '6c2847cf9c733fd5935db1a02022c648158224c894d8b7d1cc421ded1191536d' 
  AND (
    token = 'ytdCzblZkfMg287lI5pNGTkm2qSt8ksaohoDxHEfoTE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )