UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PPB9mUz6M8Y0uTt09hB/dHvjojZpSKSOdcqLk3wA4Mw=' 
WHERE 
  key_id = '95dbf89d27c44463e3666d95091fbf1e5955b8bdb5b871b97ab27e5baa4bc066' 
  AND (
    token = 'PPB9mUz6M8Y0uTt09hB/dHvjojZpSKSOdcqLk3wA4Mw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )