UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rGr/ig+eVZvISltv0l87U79ZoHpjUHeqnRYpLxBZWj4=' 
WHERE 
  key_id = '82e2dce5f7db01d4db1c1358d49f96279564aab5904ba8c97ea15a05b2113074' 
  AND (
    token = 'rGr/ig+eVZvISltv0l87U79ZoHpjUHeqnRYpLxBZWj4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )