UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Q33V7vgbW1SdqEttcJPcz4+1W2K8NqC5OnoZ4Ww4hSg=' 
WHERE 
  key_id = '78894bdc8a5c711523a27a7d9e7a84521efeeca8d696423c366a48271419d29a' 
  AND (
    token = 'Q33V7vgbW1SdqEttcJPcz4+1W2K8NqC5OnoZ4Ww4hSg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )