UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3kzYc7ffoRstHwcRrCmNFtIjAg6jShftxfnQgllaa7w=' 
WHERE 
  key_id = '2903db7c49d591be3ea971af31fd042e3ebf46dd919287d4550ebca64e64430e' 
  AND (
    token = '3kzYc7ffoRstHwcRrCmNFtIjAg6jShftxfnQgllaa7w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )