UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GtvZTeposAl+hTCq+mZNCgOfKTCJeBzJj4I00CnWsHs=' 
WHERE 
  key_id = '7a91a15aed689d93b88fb4dc3556041a771808df68f109e56e1c4951db28d7e8' 
  AND (
    token = 'GtvZTeposAl+hTCq+mZNCgOfKTCJeBzJj4I00CnWsHs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )