UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VMlzqg0dRAaKZL6oSnJT8SEipEeFV9ujxfvGMkOHPX0=' 
WHERE 
  key_id = '101516bbc869eb4dc00536b3b7f53dc8a45cc3ec7940d1b8e67006f74c606656' 
  AND (
    token = 'VMlzqg0dRAaKZL6oSnJT8SEipEeFV9ujxfvGMkOHPX0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )