UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dGh7TM+vKr5bDKN0Fy8YZlkzdb5wvF0mDbdUn5fU7D8=' 
WHERE 
  key_id = '847921bbfdd684662a8db3c36f1c3151e19fc377fb4025144a45269be1c92c4d' 
  AND (
    token = 'dGh7TM+vKr5bDKN0Fy8YZlkzdb5wvF0mDbdUn5fU7D8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )