UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Iugm2LMwf2V2NskJGbMgDnG85MJJe+xUMGbs0m35kug=' 
WHERE 
  key_id = '70c9408bdf446252b0c2cd3e3b48ca35dbb178412746e115ee850b15e2a4fb51' 
  AND (
    token = 'Iugm2LMwf2V2NskJGbMgDnG85MJJe+xUMGbs0m35kug=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )