UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tlkx2llGt5KwWA4/TBJKufhGC+niMiChFHlOgpZ8N7w=' 
WHERE 
  key_id = '20d39da3d7dbbc000eb06a70e2a2e2c58447c3063cb821289f393f844d25d933' 
  AND (
    token = 'tlkx2llGt5KwWA4/TBJKufhGC+niMiChFHlOgpZ8N7w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )