UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zumKvf5HZ/c5m8BQNNDBVVJw44mhYF6pj6z0B18KfTY=' 
WHERE 
  key_id = '6950f4e4d8b2f5b59bcf3945c5e7be1978c2e90d8954cd5df799700e05e4969d' 
  AND (
    token = 'zumKvf5HZ/c5m8BQNNDBVVJw44mhYF6pj6z0B18KfTY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )