UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '8DItx1zJwjUr1YkeOXPTzYFm+xMgxbHZnawJZtt3d4c=' 
WHERE 
  key_id = '52791baa3b4dfbc0531a538067ae2bee76e0c9857f4c7961bfdf54fa8c7b305d' 
  AND (
    token = '8DItx1zJwjUr1YkeOXPTzYFm+xMgxbHZnawJZtt3d4c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )