UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+a7/G2LbKDu70EltVLest0pKOgF9vrGEZvCOMsgi3EY=' 
WHERE 
  key_id = 'ad918e91332e628036d73b077e1d75031b5915f22f162da0a8d35adbb965356c' 
  AND (
    token = '+a7/G2LbKDu70EltVLest0pKOgF9vrGEZvCOMsgi3EY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )