UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mwitL42uVr6RIGy7nLoTAqaYoVaehAnCwNJPvKUqggQ=' 
WHERE 
  key_id = 'fc81d40590bc3650550b8535e71fca4073545c8dc5b9814756e94c0f984b0110' 
  AND (
    token = 'mwitL42uVr6RIGy7nLoTAqaYoVaehAnCwNJPvKUqggQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )