UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4UGWn8/8hTA3F8q6qRTVW5fWb+dIHed7CTNjHOsKCdc=' 
WHERE 
  key_id = '186ad8fb1bf66dd1f8596f9d4c3241b7de03559a01159f89a930b575a275eae5' 
  AND (
    token = '4UGWn8/8hTA3F8q6qRTVW5fWb+dIHed7CTNjHOsKCdc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )