UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gSVg81D1/dZ0nHEKtw+O77kAzgSj/yA6q/cM57yWk+o=' 
WHERE 
  key_id = '6de4fdc6836f87338ab8e987ef70ad25389e7a45e9fbae0bb801aebf299c8b94' 
  AND (
    token = 'gSVg81D1/dZ0nHEKtw+O77kAzgSj/yA6q/cM57yWk+o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )