UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6YrHmwHKBAk4Ic1YrI9dKGTeFMA5rF6yu9vJvEFBEZc=' 
WHERE 
  key_id = 'bc7a2571e8e8532e60dbdc72b0d955d735dd8e6057abe74161e9e1fb29de2e04' 
  AND (
    token = '6YrHmwHKBAk4Ic1YrI9dKGTeFMA5rF6yu9vJvEFBEZc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )