UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4Ug721/EX3H05WmclNS2Sp+2e1a0JXpx6noaYmcOw8M=' 
WHERE 
  key_id = '81c3b5ecf393341b19012936effc4850c8fad20402542629fde39caa6288da8e' 
  AND (
    token = '4Ug721/EX3H05WmclNS2Sp+2e1a0JXpx6noaYmcOw8M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )