UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RVcBSAenMF2USDjyW795vXiyBnl8Gkd7gUAKoN0usWI=' 
WHERE 
  key_id = '1f4c3e9bfa780772b99332689a39f732ccde375913f4cd25059a3e1acb759b71' 
  AND (
    token = 'RVcBSAenMF2USDjyW795vXiyBnl8Gkd7gUAKoN0usWI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )