UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dI8A+7xLA3r7h78JqWWC6Now2eSYvH49/U9SHlzfvik=' 
WHERE 
  key_id = '3ea93b2e240433b260cb5486d2d70f850e0c33ca0f2b1630492eac36afbb710e' 
  AND (
    token = 'dI8A+7xLA3r7h78JqWWC6Now2eSYvH49/U9SHlzfvik=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )