UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n4Oh0vXTVCfmfr2ej1IsXPeHUb9Kj4O8t6X8BCJPDV8=' 
WHERE 
  key_id = 'ab1568771cdc4da38cac486cecede0bf6e0a1fcb1b0cdba63be8a03bfde16ba2' 
  AND (
    token = 'n4Oh0vXTVCfmfr2ej1IsXPeHUb9Kj4O8t6X8BCJPDV8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )