UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SMVYE1aBGRaqSm2eagaFw0qqfEVkDHzZMnXZAlGCy4s=' 
WHERE 
  key_id = '79533c77a89a2f458b5c6d37872140bcaa2fb872cbeb8161bad87803150986a3' 
  AND (
    token = 'SMVYE1aBGRaqSm2eagaFw0qqfEVkDHzZMnXZAlGCy4s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )