UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '7zzQPBXXKa8n1FKFK5vCcOeRWqomA2GhS+MuuaRdWlQ=' 
WHERE 
  key_id = '691643fb8bc8bd4cd12a16ddfc560ec36b549e17d789b7aba14dae046e44c494' 
  AND (
    token = '7zzQPBXXKa8n1FKFK5vCcOeRWqomA2GhS+MuuaRdWlQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )