UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xG6sxNSm9UJa3zcsNt0B1q5FGZJGNOKH9qODGd3ZpbI=' 
WHERE 
  key_id = 'f14829234aec21705d385831e98ac97b6405f5a721ce09e7641156779d2d6c40' 
  AND (
    token = 'xG6sxNSm9UJa3zcsNt0B1q5FGZJGNOKH9qODGd3ZpbI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )