UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mR4E2o+f95aPZM3MfJWjOWnGK1P1nrMnvLkvD8OW3z8=' 
WHERE 
  key_id = '5a0835daf26886097fc88b0b449ec859dc1b05fb7881868023e0c85f8590ff2b' 
  AND (
    token = 'mR4E2o+f95aPZM3MfJWjOWnGK1P1nrMnvLkvD8OW3z8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )