UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'obW1RQZfPlGnnOEdxEde8NxW64LPmiLTySU7s2HbCn0=' 
WHERE 
  key_id = '12a5440ff66793ae4b704a5ca5ee22a7499ec678ffcad0b3751a8fd49ef8bca2' 
  AND (
    token = 'obW1RQZfPlGnnOEdxEde8NxW64LPmiLTySU7s2HbCn0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )