UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8BtHFC0zLcaLkfEbPYg0VJFFoLKeKjeO1VNT4Gvium8=' 
WHERE 
  key_id = '2f855048a0c667db6b08988080a513552d6b3cbc54935d11cc075aacddc88f55' 
  AND (
    token = '8BtHFC0zLcaLkfEbPYg0VJFFoLKeKjeO1VNT4Gvium8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )