UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dmadb7fureVuwF5ihwqI6L3b5pYQwZQKmuryYb5tQkI=' 
WHERE 
  key_id = '966f6d087ce300c4d27441a72153d35d2e84a5450d378a5cbc6fd47de3156333' 
  AND (
    token = 'Dmadb7fureVuwF5ihwqI6L3b5pYQwZQKmuryYb5tQkI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )