Wrap the caraway, coriander, mustard seeds and bay leaf in cheesecloth and add to the pan. Add the wine and simmer, scraping up any browned bits, until reduced by half, 2 minutes. Add the carrot juice, cover and simmer until the carrots are tender, 10 minutes. Return the shrimp to the skillet; simmer for 2 minutes. Season with salt and pepper. Discard the spices. Transfer to bowls, garnish with cilantro and serve.