UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'm/QaTuzOJ5VUwOEcPEZ0JJqfZTTBchQ1EYeXYQBICfc=' 
WHERE 
  key_id = '621db277989da105a5ba95ad66128b3eb69fe55039658be2cb96beea7450b9ef' 
  AND (
    token = 'm/QaTuzOJ5VUwOEcPEZ0JJqfZTTBchQ1EYeXYQBICfc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )