UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ou9XE6NSrLLoR8T1NfO3lB9l30WRaTowbtvVFNNfYkE=' 
WHERE 
  key_id = '38855824ce17d3998a0455e97998ee65db901261b025a6742b7ce83ddf805aba' 
  AND (
    token = 'ou9XE6NSrLLoR8T1NfO3lB9l30WRaTowbtvVFNNfYkE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )