UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dtso1wcyhVobrzW29LwYqw/0otYeaw8dUqqqxNNNiq0=' 
WHERE 
  key_id = '9585796196ae1a856d4f62c025253bec117274af7bf5c6cf574ea4c0f70a1a8f' 
  AND (
    token = 'dtso1wcyhVobrzW29LwYqw/0otYeaw8dUqqqxNNNiq0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )