UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r+73ePChob5SwmoIz7ZIs+ZrXDTBxPkYwCqK9hGbuMM=' 
WHERE 
  key_id = 'd2af2c9adee696b9c9170cf7a9712c6de997ff991a7c5f08c5559738172d6697' 
  AND (
    token = 'r+73ePChob5SwmoIz7ZIs+ZrXDTBxPkYwCqK9hGbuMM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )