UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/zo6+8a2lE5A+GNPLUMgdr0xdc5RAWGkp/5gU7FG5tc=' 
WHERE 
  key_id = '68350c22c0f9797ab571d635c4874ce3d25631beccb02f3091740b461a248bfe' 
  AND (
    token = '/zo6+8a2lE5A+GNPLUMgdr0xdc5RAWGkp/5gU7FG5tc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )