UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6rob51yOcUJ0pX0VcS454H34pTvAyYhLQdeleu/XW+c=' 
WHERE 
  key_id = 'c429a05f36fdbf0d739ba26ec5e7763ec3434910fee024157bfeeb7929082c71' 
  AND (
    token = '6rob51yOcUJ0pX0VcS454H34pTvAyYhLQdeleu/XW+c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )