UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3Ta8x80STYJKaj2p808dm6oBfahfb4mPtPo05T3fW7k=' 
WHERE 
  key_id = '85e7ce643fd19090b403cc70020e12ac689743446ab88148edac9b81312cdb2e' 
  AND (
    token = '3Ta8x80STYJKaj2p808dm6oBfahfb4mPtPo05T3fW7k=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )