UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gkz/qBPlWKSudjOqYCBnCNU5YgLLbx+iOaY5v8eZpGA=' 
WHERE 
  key_id = '645dd07b8cae9673a37c62c85f380bdd6e069978f75156d1de9d1f68f785208c' 
  AND (
    token = 'gkz/qBPlWKSudjOqYCBnCNU5YgLLbx+iOaY5v8eZpGA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )