UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '50Kq7AaPd+7RbLSAdG9lAOeydCvkNCetDqVKAGhHQoQ=' 
WHERE 
  key_id = 'e6846c9398cdf3f610943dabba3c3e922e4e8c32ac591343adf87db088a4ac9c' 
  AND (
    token = '50Kq7AaPd+7RbLSAdG9lAOeydCvkNCetDqVKAGhHQoQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )