UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/ebv9ldtqu+/ei7hQj+P4ATzBEoJZ39Y/ivZpNNnaXo=' 
WHERE 
  key_id = '7c5ae31b10e30d6047f504c6eb49e700c9c48f74870f728995f21fccfd59d354' 
  AND (
    token = '/ebv9ldtqu+/ei7hQj+P4ATzBEoJZ39Y/ivZpNNnaXo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )