UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iO1VgYxl3OOUMk0sbv5+CgpyfNGtw1DBozn5SE50I8A=' 
WHERE 
  key_id = '94d54503ce40898ac1872edc2874a891fb762b2536518bfc498e22b31874e675' 
  AND (
    token = 'iO1VgYxl3OOUMk0sbv5+CgpyfNGtw1DBozn5SE50I8A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )