UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0yBHBB+2yrQAU+Mw1+6kfGmbb8b9+eqZPoBIkeyThjM=' 
WHERE 
  key_id = 'ad6243790aa74cac0bd44fcb9eb9b0d62e2d84c07b5b25182088c9d34a07f719' 
  AND (
    token = '0yBHBB+2yrQAU+Mw1+6kfGmbb8b9+eqZPoBIkeyThjM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )