UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SkwH6Y4+gptW1Bxqvd/djcdvM2aQfute9IudVwb6aLk=' 
WHERE 
  key_id = '8c2f6e0ee4772cabd206de4244a429677feaf4797ecbaf020c39c360a0e90362' 
  AND (
    token = 'SkwH6Y4+gptW1Bxqvd/djcdvM2aQfute9IudVwb6aLk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )