UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mxlm3/nSNZc8FlaANMUnVY3BZ2v6Sr2skmOGNqa+r4I=' 
WHERE 
  key_id = '2068eb1393e970fa54cd1662bd943266716c7e2d9dfd5614ddab063118105bc5' 
  AND (
    token = 'Mxlm3/nSNZc8FlaANMUnVY3BZ2v6Sr2skmOGNqa+r4I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )