UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ZLn4MQ8NumCLe1dElKbjdqXgWEep82vSzz94X/uX48g=' 
WHERE 
  key_id = '184932b64461152f0f06820594c1563fc35fc703a27c20bc41a5322dd1048522' 
  AND (
    token = 'ZLn4MQ8NumCLe1dElKbjdqXgWEep82vSzz94X/uX48g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )