UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'qtwEvAW6rBPm5jLkJ1x5Hi5jUvRPJViMUPzVYduEjVA=' 
WHERE 
  key_id = '6b994df70a7ad89140eaa796508a45ab729e28c85b572c7931c422c237aca168' 
  AND (
    token = 'qtwEvAW6rBPm5jLkJ1x5Hi5jUvRPJViMUPzVYduEjVA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )