UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nsnnKm1pkqUm93cooIJuEK7q2WRCLB8egiu8Ugej1io=' 
WHERE 
  key_id = '654cb282c58a8ff0259187d7533628ba8448e6122fadb8efc97e142451dd2040' 
  AND (
    token = 'nsnnKm1pkqUm93cooIJuEK7q2WRCLB8egiu8Ugej1io=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )