UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Zhb2xuMTBqH8kOAsf32XEkAw4lHA4dUeq1ATq1Qx+es=' 
WHERE 
  key_id = '26f8846e6ec81c3c3a1290ab000e66021c9d2fbe2da0b1fefa477a84295f65a0' 
  AND (
    token = 'Zhb2xuMTBqH8kOAsf32XEkAw4lHA4dUeq1ATq1Qx+es=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )