UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EtKcdzGZAJ8nptfUfzuKFgefTnYI81IvX31BlmU54u8=' 
WHERE 
  key_id = '393990e7e941298afa14fcedfe6f0f3c8ee595884accf9043a6f7c5e5cb3a336' 
  AND (
    token = 'EtKcdzGZAJ8nptfUfzuKFgefTnYI81IvX31BlmU54u8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )