UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'X6kReMEL89XSAJUXlso6K8ETkGUHFiCnWAW5njPuHPY=' 
WHERE 
  key_id = '7d9bdb7c1a7cbd86d5d3e48c1b9757e10e89b263a6500446bc3952b1a9b3b675' 
  AND (
    token = 'X6kReMEL89XSAJUXlso6K8ETkGUHFiCnWAW5njPuHPY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )