UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gu7rwjya1RQDRNBB2Xmansj3eP5mKXf1aBTpmabjddo=' 
WHERE 
  key_id = '47ba8eadec871178b651a124598d6f91b5186422f8e3d5da15128bd3e4ffb899' 
  AND (
    token = 'gu7rwjya1RQDRNBB2Xmansj3eP5mKXf1aBTpmabjddo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )