UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ehv3JcyVWizn+ewAckrMcoPQ4Khl4ahLgCqoelHVCy0=' 
WHERE 
  key_id = '8f6069d89b78395598af1e423494df5425215065b9a3b5bfd71be36dbf5f4ee6' 
  AND (
    token = 'Ehv3JcyVWizn+ewAckrMcoPQ4Khl4ahLgCqoelHVCy0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )