UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RUdcDV4NDAVgt0A2z4Mvu4MwM84h4qJ4AX+4jbe+x/A=' 
WHERE 
  key_id = 'ac2acdcbd83afe85c1423923664d738e9d674faf748190bda3b5a14a42502bab' 
  AND (
    token = 'RUdcDV4NDAVgt0A2z4Mvu4MwM84h4qJ4AX+4jbe+x/A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )