UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'CHuNoqS0pU7zoYbX5dCWTvE0s6sYuUu2U5/r95zh6fU=' 
WHERE 
  key_id = 'd4e9b5cbd3641a6731fd0fed1086cd0be49be02723c4d3cb18c7255059c67ea2' 
  AND (
    token = 'CHuNoqS0pU7zoYbX5dCWTvE0s6sYuUu2U5/r95zh6fU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )