UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R6t2R8iSARaqmvjyznSygxDJ3v+nP3DviV5kYifte1U=' 
WHERE 
  key_id = 'd873a3851889988c5c30ba3d4ee98bb612ca37761c508513ddf33b14b99ef947' 
  AND (
    token = 'R6t2R8iSARaqmvjyznSygxDJ3v+nP3DviV5kYifte1U=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )