UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l50RSXLwmF72aY3SzBhkJeeWHhWiT1uWkqHvMtO9vdo=' 
WHERE 
  key_id = '78ed64bab0a69ebb6c0eb6c19ae7f07373a780c32ac62f68c7c9edb13b612a50' 
  AND (
    token = 'l50RSXLwmF72aY3SzBhkJeeWHhWiT1uWkqHvMtO9vdo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )