UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mWT0MYw7aQjvYRKwBks2uinXQOo9vVJo1MJTYWpzAsY=' 
WHERE 
  key_id = '55ebedffa06ea483b3f8f9488c24fa9efbf321ce66356d5a2a0aad64b3485f1b' 
  AND (
    token = 'mWT0MYw7aQjvYRKwBks2uinXQOo9vVJo1MJTYWpzAsY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )