UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AbjiLSQK3h97ZYctBb6X0MF2IGcvgkeUtm1DVYTfqSM=' 
WHERE 
  key_id = 'b8dffe82c8368797732238e16c31dae432ac04c6d2b0959570f7a6d388234fb9' 
  AND (
    token = 'AbjiLSQK3h97ZYctBb6X0MF2IGcvgkeUtm1DVYTfqSM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )