UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zx9XvQJHzO6dWBz4mkwM7mrqq7dNUnhfqvQVLi6jXXY=' 
WHERE 
  key_id = '8309252ddda5107a55f736f6f9da489686051abd914ad0085c9a11a34d144756' 
  AND (
    token = 'Zx9XvQJHzO6dWBz4mkwM7mrqq7dNUnhfqvQVLi6jXXY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )