UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1G2DquXAOBcHeHh7lSvnkmaXkywAQ/ER5XpX+2XfNKk=' 
WHERE 
  key_id = '557c2e097c6eafba7ebb7efa5793dabf9072aacdf9a91be8de870761a3b3ddd6' 
  AND (
    token = '1G2DquXAOBcHeHh7lSvnkmaXkywAQ/ER5XpX+2XfNKk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )