UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nj7nN8czDynww2NHsgKggKt7kA6gqimvrk2EglBPbSI=' 
WHERE 
  key_id = 'd46d9c175e0e7a85de79ee19c06e9e3e654d27a8a1fb18c6b0f63267ebf61e8a' 
  AND (
    token = 'Nj7nN8czDynww2NHsgKggKt7kA6gqimvrk2EglBPbSI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )