UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n4dXjrpznp5iCk+4yOjBy1E9LLsPElSI6Zd1cADkNRo=' 
WHERE 
  key_id = '673692ad92003a1a3480648f254dc9bb1de57c055fd191d9b1aa7312bb71137c' 
  AND (
    token = 'n4dXjrpznp5iCk+4yOjBy1E9LLsPElSI6Zd1cADkNRo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )