UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CF9x0vEx/SCn66yzCr6aqO2m6sEmHQWIbBprZp3aa7Y=' 
WHERE 
  key_id = '2f3bfbca093e2609cf450d800c0ac7dfd60e7e8b04a42c82c0205ee9c9756fcf' 
  AND (
    token = 'CF9x0vEx/SCn66yzCr6aqO2m6sEmHQWIbBprZp3aa7Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )