UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tqVHtLn93xIWneGuvoIfYq431dUBhnYnvw2lKaxHLDc=' 
WHERE 
  key_id = '4a3cadbe9cc8881d2aea2241dc267fe6c41a92a8db85c2f313153739323efc80' 
  AND (
    token = 'tqVHtLn93xIWneGuvoIfYq431dUBhnYnvw2lKaxHLDc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )