UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kW7ns1pcVqp9SxHW18kxn7XbyRPRWYuAqGXMebkBaXk=' 
WHERE 
  key_id = '6a25381e17dc67798c5c07b8ed8309aec72f9724b303041e5a4a085684ebff13' 
  AND (
    token = 'kW7ns1pcVqp9SxHW18kxn7XbyRPRWYuAqGXMebkBaXk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )