UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1giC2G2btYAhSU7zYSfMVa4mNwNu8AmRhzHjOmZAkBM=' 
WHERE 
  key_id = '36200deadcc4442b58c4a61fe5844ab725054a911c74de4a46704e7d8db3e032' 
  AND (
    token = '1giC2G2btYAhSU7zYSfMVa4mNwNu8AmRhzHjOmZAkBM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )