UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PlFOanM9ARTe/fkT+42gHPQJBgunzhfkgG7sBXgQhPA=' 
WHERE 
  key_id = '6910102c3a9801d840807810093f9f9da7a729a0736c4c88d56b8b5237a5bb8c' 
  AND (
    token = 'PlFOanM9ARTe/fkT+42gHPQJBgunzhfkgG7sBXgQhPA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )