UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yDjaT2LzUqv3vuNysS7rQrbhzqfcR4KzBp7WUefAjAk=' 
WHERE 
  key_id = '6084116c7545f297a8aae521ce5b202df238bdb10bea65b5d3e738d87c576def' 
  AND (
    token = 'yDjaT2LzUqv3vuNysS7rQrbhzqfcR4KzBp7WUefAjAk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )