UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RHBEEVBOJqMfQFP9MDVvdZgzpMgla2xAUDoxBW6imLM=' 
WHERE 
  key_id = '6c60512f17e3eb1fa724a2a085bcf85ffb410b3ae8f68b401eaf26684430c0bf' 
  AND (
    token = 'RHBEEVBOJqMfQFP9MDVvdZgzpMgla2xAUDoxBW6imLM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )