UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QaWxOYBqbQ8uNj5DY+cG1dpqnz1luID6ICoaYLcIfJo=' 
WHERE 
  key_id = '68357b612ecc8a1743570f0fb00a85b51b1572a93eb05e6d1272c36b5c31c387' 
  AND (
    token = 'QaWxOYBqbQ8uNj5DY+cG1dpqnz1luID6ICoaYLcIfJo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )