UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g7OApJgl8xaXpYhcgGUFt7orNyfsDKkmUs225aYCuuI=' 
WHERE 
  key_id = 'e3d4557ade73bff8e1a37519e5858cf09429eb54e4e3fe213b3323fbe42ae888' 
  AND (
    token = 'g7OApJgl8xaXpYhcgGUFt7orNyfsDKkmUs225aYCuuI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )