UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aG/C6AQdGhxBFkBWnJnuaOxNFC4734qpzaqiim8foLY=' 
WHERE 
  key_id = '921fb4cb28cdb91c8b9893c56a60b8a987561e6af0f7b162a5390e164e37fa70' 
  AND (
    token = 'aG/C6AQdGhxBFkBWnJnuaOxNFC4734qpzaqiim8foLY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )