UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u+SytdvZ96CguHqZa39j97u0QPQvIW7s8E4HKDNRf44=' 
WHERE 
  key_id = '426573bc51a6f7bfc7109ef02b446f4ea01619d1416128e9fa9466c4f4da1df2' 
  AND (
    token = 'u+SytdvZ96CguHqZa39j97u0QPQvIW7s8E4HKDNRf44=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )