UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+L2itz4QEA7ydiEGg8yZh37urfddmh3KSzUs5F8Ecjs=' 
WHERE 
  key_id = '450aa838ff97439742131a5a93ab85e9f3730d1e273800467073f5b639e30f37' 
  AND (
    token = '+L2itz4QEA7ydiEGg8yZh37urfddmh3KSzUs5F8Ecjs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )