UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2MCctOG2POgjjyjZlGnOaMEEYjRneZYUTXhkA/XdBP8=' 
WHERE 
  key_id = '6d2c83ad7bd3b8487c7ab527420d98c74a1f4644f522869180a6a4d73914e2ee' 
  AND (
    token = '2MCctOG2POgjjyjZlGnOaMEEYjRneZYUTXhkA/XdBP8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )