UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'YgtGSltamdsS4cGbxJtEm6ztXuB8UZVwFSlFUbsRdys=' 
WHERE 
  key_id = '24e10eb946e2464f9de83f0be953af378d8498a96b76f045c758091b54355db2' 
  AND (
    token = 'YgtGSltamdsS4cGbxJtEm6ztXuB8UZVwFSlFUbsRdys=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )