UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MEjLImDQfl6X0DnudtfvXE0l/9iTQ5jNTiJEUxtMgbI=' 
WHERE 
  key_id = '869afb25b125091bd775cedc6f757800b2e58cf9121c790596669655d77eb96f' 
  AND (
    token = 'MEjLImDQfl6X0DnudtfvXE0l/9iTQ5jNTiJEUxtMgbI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )