UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'L2pff5v3AqymF9S9DR9FudZEzfGcGE9QIzT2TGzl5D8=' 
WHERE 
  key_id = '915b362b093e427578367ca7a4d62bcb6d8342d41ff5ce4701781b74e0906a8f' 
  AND (
    token = 'L2pff5v3AqymF9S9DR9FudZEzfGcGE9QIzT2TGzl5D8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )