UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1pzZBWjmYg2+SxytXAL9ol73EMXjaZmZHVb02lt/Lns=' 
WHERE 
  key_id = '464876549c43790afa6d3e1cb86fa07942e8f5f028a4c0885a4e3fcedda1ff58' 
  AND (
    token = '1pzZBWjmYg2+SxytXAL9ol73EMXjaZmZHVb02lt/Lns=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )