UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6V34PUZhFbKkvExlmnuxd5M5B2v1kNeBgYb/395d55M=' 
WHERE 
  key_id = '494374036bb400f333d1cd2b70899b3feb3e7e355df0c7daca7343b295c88758' 
  AND (
    token = '6V34PUZhFbKkvExlmnuxd5M5B2v1kNeBgYb/395d55M=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )