UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WOUDbgx2ZrLhh6KBbmsMetzCdUYYUwvIVfzYVN4iAVY=' 
WHERE 
  key_id = '52b9964ea4c9f5694af7864ee9feb8593bd95249db6db57b23f19864539543f0' 
  AND (
    token = 'WOUDbgx2ZrLhh6KBbmsMetzCdUYYUwvIVfzYVN4iAVY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )