UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'C55/T3+uzCAmAbJepslkGUA3wmBSj1GEGZVOk8ymaB0=' 
WHERE 
  key_id = '7d4a4eadce9bbb83c9c81ba5de50eea544fdaf689769f08fa93bb47435ef8ddd' 
  AND (
    token = 'C55/T3+uzCAmAbJepslkGUA3wmBSj1GEGZVOk8ymaB0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )