UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2JwLajk+zRh94OHVUVA4tPDcEhtFgsAMkMnYLWILCYo=' 
WHERE 
  key_id = 'b2d67ac35928932e95d545210f6efbfd2a9703d68b466d7e096ae814fe6fb2d2' 
  AND (
    token = '2JwLajk+zRh94OHVUVA4tPDcEhtFgsAMkMnYLWILCYo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )