UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lAZgSbc8fvmweQ1qUYmOZdMFX8oj4x9G89GabzlN+T8=' 
WHERE 
  key_id = '755a154985156df159d374c39bf3bf8ad3a595e310270c180d0bfa7b84b20350' 
  AND (
    token = 'lAZgSbc8fvmweQ1qUYmOZdMFX8oj4x9G89GabzlN+T8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )