UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Ug5xuQSCoWxW552yJ5VpzSSipJk51+renSpIXajvPFI=' 
WHERE 
  key_id = 'e6e6c910be9110582eb502dacc1f6ce381184f18445f1c3a1abcff8a39b6a935' 
  AND (
    token = 'Ug5xuQSCoWxW552yJ5VpzSSipJk51+renSpIXajvPFI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )