UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'trGp0Whzocq7gKpk9WRyzR80toe0XfJT/WpQpqrorKY=' 
WHERE 
  key_id = '768da3d89fd8c63bacb5016343f6e82c6791f1325a2c9988c81a4e95e20fc38c' 
  AND (
    token = 'trGp0Whzocq7gKpk9WRyzR80toe0XfJT/WpQpqrorKY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )