UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QvR/oqlcJEK4n3qfk5c40BGiULlZBD33TJrwdcSUbRk=' 
WHERE 
  key_id = '581a5bf7c6b53c8e70740fb666aaa2d3cd1bb588a4ad0b4098c36a2c82b334d1' 
  AND (
    token = 'QvR/oqlcJEK4n3qfk5c40BGiULlZBD33TJrwdcSUbRk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )