UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '18eGUuEyWzruLwmgf3jbsfcb3vq7rc2xUWW2IgvtwQk=' 
WHERE 
  key_id = '6b6a74717315c67dcb906fb3a703d4b88303d30cb71ad0a1c902ca5a27aa0f81' 
  AND (
    token = '18eGUuEyWzruLwmgf3jbsfcb3vq7rc2xUWW2IgvtwQk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )