UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KnJEJsIW9QKihhby0noBKwCRbejoy1v5kWwFFgyIpMw=' 
WHERE 
  key_id = '8c6ea512e86abc67b80f0f65dae9eb4a0a07398230d57f8ebaf2a86112f59162' 
  AND (
    token = 'KnJEJsIW9QKihhby0noBKwCRbejoy1v5kWwFFgyIpMw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )