UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xnDJd904GPnJsF/Pi7rpXhoBkJ/l8epRlwtbIfr0RA0=' 
WHERE 
  key_id = '62f690bd879b611f459f65695d5219289325e55e6205a52c418ada88c8ab4395' 
  AND (
    token = 'xnDJd904GPnJsF/Pi7rpXhoBkJ/l8epRlwtbIfr0RA0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )