UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zpwRZDIkD0fLndlT5vjPdkDQlw1p6m8NePWm314KvZ8=' 
WHERE 
  key_id = '834cb2bf87556aec88da1568979b68687180968b29a6c8eb659c0caec41d68da' 
  AND (
    token = 'zpwRZDIkD0fLndlT5vjPdkDQlw1p6m8NePWm314KvZ8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )