UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RQkRNqzsfwcTzUrlArT5f72f75mzc8pd4Vw/UDVKwhM=' 
WHERE 
  key_id = '9399482558747318d43edf9243a8dfc4227e6d8ccac3509e3e0b67ae2965cb78' 
  AND (
    token = 'RQkRNqzsfwcTzUrlArT5f72f75mzc8pd4Vw/UDVKwhM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )