UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'prYPAQsXY2xSjyWEWud7t8RPt4WmRTfCza1+pnLnfSw=' 
WHERE 
  key_id = '39f5be60cd63b37d327c28b5648e4727cd8c8139c07f1c548897e3811f03405c' 
  AND (
    token = 'prYPAQsXY2xSjyWEWud7t8RPt4WmRTfCza1+pnLnfSw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )