UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UnaP0FnGF2xiqxdoXryGc4H7OtDUXeX7Y6viKygBWVk=' 
WHERE 
  key_id = '159705c14327a085da40434eed27693d0fa962e39086645e7c6870e117ab1272' 
  AND (
    token = 'UnaP0FnGF2xiqxdoXryGc4H7OtDUXeX7Y6viKygBWVk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )