UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'V1qn4QNqqXk+ZyEeZPGEODql9LwuMYl4G+iLo3Gjxqk=' 
WHERE 
  key_id = 'cf345e38f1e1743e45147012846f693e3cb3cf60dc74846e4e6d4b8ee974dc93' 
  AND (
    token = 'V1qn4QNqqXk+ZyEeZPGEODql9LwuMYl4G+iLo3Gjxqk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )