UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r2gxok0JvNNw/hWGmbhQxWwb8FPgo9PsdtMcWRbaUvk=' 
WHERE 
  key_id = '2a88e2530613089972807a3946e2e6ca5a3fea455d75797789d7cf22fbde20f4' 
  AND (
    token = 'r2gxok0JvNNw/hWGmbhQxWwb8FPgo9PsdtMcWRbaUvk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )