UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+VA15p+OHcdYRVUhCnX42CQ6ZGM54K/9Dm0D5vlFdjc=' 
WHERE 
  key_id = '6ce5969de07fc79ad7fe633937f9a7a2e7c9c203b313e32b8e4032a285ffa405' 
  AND (
    token = '+VA15p+OHcdYRVUhCnX42CQ6ZGM54K/9Dm0D5vlFdjc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )