UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'br8GU+7i2A9xyy4wnwy1F1cYKqORdOGFPuusHkLeaBI=' 
WHERE 
  key_id = '2bca2f1a0c18f2c5269f1aaba406bb6b8fcfe1b3099d4f237d5816186d7e5433' 
  AND (
    token = 'br8GU+7i2A9xyy4wnwy1F1cYKqORdOGFPuusHkLeaBI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )