UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kw6khQE7sq9kbeMa1wxy5bcXH/vmSUQq9BmO77PaoM8=' 
WHERE 
  key_id = '2702956d29c9830c0c11d48210b2f7e14312b0a21b946177e1356a923c6ea168' 
  AND (
    token = 'Kw6khQE7sq9kbeMa1wxy5bcXH/vmSUQq9BmO77PaoM8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )