UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PNRreNYPA5gzY3WYJWgBSzbTC+mU1loeQ0iR4AjYqfo=' 
WHERE 
  key_id = 'c68d0a2544f1668848da27d3215d069b800dd6e8d493db81d724a8fd8d28de12' 
  AND (
    token = 'PNRreNYPA5gzY3WYJWgBSzbTC+mU1loeQ0iR4AjYqfo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )