UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QdtzPO+nK2e7c4gbjtEQWzhDCEOqk8HAZyQZx7suoMY=' 
WHERE 
  key_id = '1fa6a4634f0237ad5372341bda756ef343887e0b453822522168a47c441750b7' 
  AND (
    token = 'QdtzPO+nK2e7c4gbjtEQWzhDCEOqk8HAZyQZx7suoMY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )