UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eLWCYayeMLCL+LhK8OarZ/8ImcvOa72wp9yRGHRCfyc=' 
WHERE 
  key_id = '6b9b55b0bc01cff1be0ad947cde7c6c6674498a78a301aef4b445dbd49c28180' 
  AND (
    token = 'eLWCYayeMLCL+LhK8OarZ/8ImcvOa72wp9yRGHRCfyc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )