UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4FamD5ob/Of/Z2tKh7kzDEBwKjF53JQfaIXJSP8XiAY=' 
WHERE 
  key_id = 'f641fa3f903702649615b2eaf303058667a4387a9ba15a1aab9f813c57c94971' 
  AND (
    token = '4FamD5ob/Of/Z2tKh7kzDEBwKjF53JQfaIXJSP8XiAY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )