UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kv4nkLALtpTp5qs0FBN0nD9lokuexkTCIKPq8dZR9fE=' 
WHERE 
  key_id = '790abb7c4d28e93b5fe2120a897a1218b456a8b7234e80d0d302142e9e8c8c7c' 
  AND (
    token = 'Kv4nkLALtpTp5qs0FBN0nD9lokuexkTCIKPq8dZR9fE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )