UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gpO6D6kg/NVaeoNXGZjKeJI/0BEgx48dHMv71gEt0N8=' 
WHERE 
  key_id = '2efa3646a444f06706276b56c553f5d22477ee0abefa3d531a3e4093aede947b' 
  AND (
    token = 'gpO6D6kg/NVaeoNXGZjKeJI/0BEgx48dHMv71gEt0N8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )