UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BZhWErSSbTmLpnEeoD9l1m8ku+Q/SnA71+20W+uEajc=' 
WHERE 
  key_id = '3f0f2eb4d121d9b55e85082139a55a9691420c358f50023e632bcec216726823' 
  AND (
    token = 'BZhWErSSbTmLpnEeoD9l1m8ku+Q/SnA71+20W+uEajc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )