UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UCvvIFPE5JHJ5erMmxVbjDzjUm6ZmjXg5Qz0wjvtWWQ=' 
WHERE 
  key_id = '75d922669a8dbcae7d723680da0f09f29a99db38d30869406b41701eb28020df' 
  AND (
    token = 'UCvvIFPE5JHJ5erMmxVbjDzjUm6ZmjXg5Qz0wjvtWWQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )