UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AOKT1WErtDa7IXhaJOGt5VjubfmWkicEUVbGF0+HFUE=' 
WHERE 
  key_id = '77cf71f38fc50322954a2208cb96edb4f23b8d4422e40141a68bcce94642f8b4' 
  AND (
    token = 'AOKT1WErtDa7IXhaJOGt5VjubfmWkicEUVbGF0+HFUE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )