UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SconNNKDFzzEt2YZWamLT8rKaUAbxNg7H935glnGIqU=' 
WHERE 
  key_id = '9b4514366d4d0930d27a3a81b4564b8803b21464f35c7a979f237e073f5cfb4b' 
  AND (
    token = 'SconNNKDFzzEt2YZWamLT8rKaUAbxNg7H935glnGIqU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )