UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6fpl/xnamTvaFScnbxOfV9dsm2x0JHnc9g3cqsD5MhM=' 
WHERE 
  key_id = 'b8a26b994f8e8ce2ba40d54ef8b4c95a2a9208e2d3cf847fc227f6f73fbe9c37' 
  AND (
    token = '6fpl/xnamTvaFScnbxOfV9dsm2x0JHnc9g3cqsD5MhM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )