UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'WMVBepbtop6cNyLA9VgOkgBj4OdCUnOZewTPkS0sT74=' 
WHERE 
  key_id = '37d12cb4268e68c92949b635929043f341e9f75b41c516a207c8d3f9c22d8569' 
  AND (
    token = 'WMVBepbtop6cNyLA9VgOkgBj4OdCUnOZewTPkS0sT74=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )