UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TXOOPLizfnzQuK4ZWO9KvM/XpYABA6e1E5KNQZc3P6E=' 
WHERE 
  key_id = 'b4b59f7c2cec83406f68fa103dd4cdc92a227e0ef24d90c38da07c46446a22e8' 
  AND (
    token = 'TXOOPLizfnzQuK4ZWO9KvM/XpYABA6e1E5KNQZc3P6E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )