UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k4Tqfwn+JrbbZbfqQfCJOKhK7YJ5JPPCTIgDLVI8WXQ=' 
WHERE 
  key_id = '94e2c626f579b7cdedf721ab3d53796009344769dab34f9c508ca6987d54bdd6' 
  AND (
    token = 'k4Tqfwn+JrbbZbfqQfCJOKhK7YJ5JPPCTIgDLVI8WXQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )