UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Bz4KhQsmjawV6B+0oR3rOjSwKMnvlBy89bhFVR5uXHk=' 
WHERE 
  key_id = '42adaadd0ac0a49e562d45f6457f5600e3102180e5f103a14c8aaed4b57bf681' 
  AND (
    token = 'Bz4KhQsmjawV6B+0oR3rOjSwKMnvlBy89bhFVR5uXHk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )