UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4u6gplI/DboEmXaIooM8lZzWDLCewPTnjm7mODUeDQk=' 
WHERE 
  key_id = 'cc6d6a109a16e5f09be0ef708f703a1cbfb5c2b50502a883d3bc05e1a443a1d3' 
  AND (
    token = '4u6gplI/DboEmXaIooM8lZzWDLCewPTnjm7mODUeDQk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )