UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DA73ajm8E2BvjdVf3RT6PG7h81nCkduq393UdXQWbao=' 
WHERE 
  key_id = '049e8301107acbd13430c43a86d1cfc5169b437660d4b5851f094fc75b7d3d11' 
  AND (
    token = 'DA73ajm8E2BvjdVf3RT6PG7h81nCkduq393UdXQWbao=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )