UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+b81rJSj6VDXO8PQSy+CPjqottwVhwyi7QJ9UfTh/lo=' 
WHERE 
  key_id = 'a2c0f7d3a49efef8d9d156c7d299bdba896288b9c27e0e304a71d2e19a9c928d' 
  AND (
    token = '+b81rJSj6VDXO8PQSy+CPjqottwVhwyi7QJ9UfTh/lo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )