UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dfWVoumbZdzGyY4vEHKe52bwYcOexMa/mXsfgt3bgfI=' 
WHERE 
  key_id = 'c85f19a6e3326b0018324cda58efd57f96ba4466d8c60bbe0986ac96a68c3faf' 
  AND (
    token = 'dfWVoumbZdzGyY4vEHKe52bwYcOexMa/mXsfgt3bgfI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )