UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 's4gPpzupNEHnVu6JrH5MCebVbl7fgphnrU9Is5fBSfg=' 
WHERE 
  key_id = '5a5a9ad9187c53a8e23ded2138204c788197f1e76735916c76d4d555c3ce69d9' 
  AND (
    token = 's4gPpzupNEHnVu6JrH5MCebVbl7fgphnrU9Is5fBSfg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )