UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6+UCUYpF0rcE+B6uvt2mmnWmZbshOMV9i110+PIrXRs=' 
WHERE 
  key_id = '40a208754b911f20fdc32cfef15d3e5c268c8ee08567138977e3738782a444b3' 
  AND (
    token = '6+UCUYpF0rcE+B6uvt2mmnWmZbshOMV9i110+PIrXRs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )