UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/faB0tpIaZi9uOXNSbGvrDaY2FDnLtkc9q7WpUyvfSQ=' 
WHERE 
  key_id = '0aa0ef4994c4a3da1495839534e953d901a002dc2d76c2eb499af5a492154d99' 
  AND (
    token = '/faB0tpIaZi9uOXNSbGvrDaY2FDnLtkc9q7WpUyvfSQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )