UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2/HA/mgTm1wTox+RxOpW6Ogp2S7pspn/KtchDYRyGzY=' 
WHERE 
  key_id = '4e6af4f8f948f46705c969e8160ea466fe01baf49352064d4c32d78117ed3f02' 
  AND (
    token = '2/HA/mgTm1wTox+RxOpW6Ogp2S7pspn/KtchDYRyGzY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )