UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MGSwr2Em002bH8Noda4+gjvVwfOlR1is3biJzDevK08=' 
WHERE 
  key_id = '4d2e307f203272a99af6bdf5e56b1a9bce7f8b24aecb081e6395a827f941228e' 
  AND (
    token = 'MGSwr2Em002bH8Noda4+gjvVwfOlR1is3biJzDevK08=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )