UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YdmE//d0QWprF71kUen2MpaYnOz8NOGXdKQxu21wrOM=' 
WHERE 
  key_id = '0da001c49eb8bdda670cb9c66f248ead6fac91d29d7f22d8336d36d135f92f84' 
  AND (
    token = 'YdmE//d0QWprF71kUen2MpaYnOz8NOGXdKQxu21wrOM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )