UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nbxo9lTsOpncGhmI31cvqrBBwkVf0h0b2S+nF4CMOCA=' 
WHERE 
  key_id = '54d5a66323b44a77c7af120b4956ca631f8f46228d3b14f94338d4646a3afbbd' 
  AND (
    token = 'Nbxo9lTsOpncGhmI31cvqrBBwkVf0h0b2S+nF4CMOCA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )