UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W+zNd5+oCum3WaMQQnr1eCr2lA9jGDbGZ3g6x308SX8=' 
WHERE 
  key_id = '8f93e76ad578313987b898f63904f12a5745c0a25073d1257d8f5ab7e5168272' 
  AND (
    token = 'W+zNd5+oCum3WaMQQnr1eCr2lA9jGDbGZ3g6x308SX8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )