UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IY4MYxCZJjSgvRD8gaS8Yn8TBcFMSICFgF2tlWIZa5Q=' 
WHERE 
  key_id = 'a76400ed70d3d72dd3663402665fa6772e8ca2548024947b25a4fde49e0c5b50' 
  AND (
    token = 'IY4MYxCZJjSgvRD8gaS8Yn8TBcFMSICFgF2tlWIZa5Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )