UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZZa6qe3OaiT0IPQB+pnMg0Lx7xUO/Zzco1OD2FRndzI=' 
WHERE 
  key_id = '83796c74829a33b52a2d12b29d0f848b0c5254c941c17f9eb9176618db794155' 
  AND (
    token = 'ZZa6qe3OaiT0IPQB+pnMg0Lx7xUO/Zzco1OD2FRndzI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )