UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MnklwOdn7iwylnAieH6CzwXrIxM5xpfv+VlhvpZAOrQ=' 
WHERE 
  key_id = 'a41bd0158b989025a06f9fb2268cab7c349e34869148a009a181d086724580ee' 
  AND (
    token = 'MnklwOdn7iwylnAieH6CzwXrIxM5xpfv+VlhvpZAOrQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )