UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KNB5wgSWkYvd0mxykx2z0ZhQ5Cjo4pUiyq8T8MKtGFA=' 
WHERE 
  key_id = '06dec09510a41275e3b49ed61709be88c35151c26c8b2a31e31fa9344894f9a4' 
  AND (
    token = 'KNB5wgSWkYvd0mxykx2z0ZhQ5Cjo4pUiyq8T8MKtGFA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )