UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B56A9+BtjtIG9F2gjX2M/XoGWpYEunp/iOW0b11e3Dc=' 
WHERE 
  key_id = '318c9555d6a4163325ee054b9b9ce2f61ac0622f9c3d52e3ad8f89979da16ca0' 
  AND (
    token = 'B56A9+BtjtIG9F2gjX2M/XoGWpYEunp/iOW0b11e3Dc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )