UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RHsPG7S8ITrTKI+BntfXil0HGSZ9pOyVgRS+IlKonrc=' 
WHERE 
  key_id = '2761a8b5e48280b3cd44507ab6304a4a7fe0d308427fab66fb87ad3706e2c737' 
  AND (
    token = 'RHsPG7S8ITrTKI+BntfXil0HGSZ9pOyVgRS+IlKonrc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )