UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'k1poBu8VqTm7zxg0KBBmPJ6SEzou+WgWkxEjIhwoFwM=' 
WHERE 
  key_id = '5ae2d452dc2932e9949412fa38943830cf5c4e5a2809135a61cb1b0ce602727a' 
  AND (
    token = 'k1poBu8VqTm7zxg0KBBmPJ6SEzou+WgWkxEjIhwoFwM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )