UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Z6TymtMo/oXjeAsNJCa5fS6KeSis8BqQNXHTMkcHyLo=' 
WHERE 
  key_id = '2e93bf515efb9d72219099e36231fc8a32833aaa2dfdb6ca67b2f608718f2899' 
  AND (
    token = 'Z6TymtMo/oXjeAsNJCa5fS6KeSis8BqQNXHTMkcHyLo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )