UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tBCg1PfmDx0VOJgppGkFtu2u433DyR8RU742nCDpIVw=' 
WHERE 
  key_id = 'e7b20b21ef885de88f540e6081512a5f7eb23029234c6d7bad2e05b83de2d718' 
  AND (
    token = 'tBCg1PfmDx0VOJgppGkFtu2u433DyR8RU742nCDpIVw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )