UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2RQr1rfHTuBcHeNwsCb+U7duCfXjNPSEa5bVSNMgaOM=' 
WHERE 
  key_id = '8a0f7717ac47cec243296e6f8fe90e0bd8b440de3c31582ddf491605d2282318' 
  AND (
    token = '2RQr1rfHTuBcHeNwsCb+U7duCfXjNPSEa5bVSNMgaOM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )