UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Vb//O4jTiXGkviUVtyEoLhy9TLp1ZTA7aB7N5TIgJGo=' 
WHERE 
  key_id = '7591e5f08ceabf2b3e0e6b402f3c6c73de6c36ff20c5fc903e10a58264e9a921' 
  AND (
    token = 'Vb//O4jTiXGkviUVtyEoLhy9TLp1ZTA7aB7N5TIgJGo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )