UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'F6rbvrsYhOzMlPpF3ZzPFMjWXzc5bNMpyREpcnyCDvs=' 
WHERE 
  key_id = 'c9ec95b4f5d7fe66295e2784b60cff73e18d229a649de403696735fd9aa21548' 
  AND (
    token = 'F6rbvrsYhOzMlPpF3ZzPFMjWXzc5bNMpyREpcnyCDvs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )