UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'l+/b5wqDTNw2cglGx/83ryNTRz7fjbTNNi0VhYn9I0A=' 
WHERE 
  key_id = '4b2668fd1d828d776b1ae67c4677419b6f654c154bfdba216ebe7158a37f31a4' 
  AND (
    token = 'l+/b5wqDTNw2cglGx/83ryNTRz7fjbTNNi0VhYn9I0A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )