UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'IozkMU/d5u9qqdbc89ckSJPfBywLo61Y6ElJ+U44sE4=' 
WHERE 
  key_id = 'e547e3f7c3cbe9b81872932bb9d0ae2cfe8d7745b41c66deb404cae6f8dd73be' 
  AND (
    token = 'IozkMU/d5u9qqdbc89ckSJPfBywLo61Y6ElJ+U44sE4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )