UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VwBXyQNTPkZ3xqu+N8extLzcT97OS3w7r8wNNWv033Q=' 
WHERE 
  key_id = '38fb993fd698f0a42008eb0195aa4006caef4c28ef42f6468e1772b76c19a736' 
  AND (
    token = 'VwBXyQNTPkZ3xqu+N8extLzcT97OS3w7r8wNNWv033Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )