UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5bWqQUy0gw2bB4pHF+w7zpiEziqIntHVdJViI4e7EFQ=' 
WHERE 
  key_id = '21ba28e937b1d70b61a8727e4a38e592e3c7c485d2128ed26be39bd5b1152351' 
  AND (
    token = '5bWqQUy0gw2bB4pHF+w7zpiEziqIntHVdJViI4e7EFQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )