UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/kY9Hffv2tWHnFBQpEsvtjmIs9w3GvWP9hg5ZWdh0hc=' 
WHERE 
  key_id = '50830cf8f3b0c9c438b8ef41f1f49c5810edfd6df03384ec1255e79f8b5e319c' 
  AND (
    token = '/kY9Hffv2tWHnFBQpEsvtjmIs9w3GvWP9hg5ZWdh0hc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )