UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B8nMrcKBEHrnqECGvFkYfMuShsuPyXRvXCXnOBye/yk=' 
WHERE 
  key_id = '4155b496fdc0c29eb60c692820630fe4644884bfb795f30168f66cf5493acd79' 
  AND (
    token = 'B8nMrcKBEHrnqECGvFkYfMuShsuPyXRvXCXnOBye/yk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )