UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fNyf6Uun+Stgr6mgWuJ9aJuRepAzSPcmFO+lAo0TO/o=' 
WHERE 
  key_id = '4796b41e9e18a17f2de1452b53b331a68500bcc06054d5a4992a9691a54a296c' 
  AND (
    token = 'fNyf6Uun+Stgr6mgWuJ9aJuRepAzSPcmFO+lAo0TO/o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )