UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fng9qlDyW/Mr8WD+RBDpCNIRoh6JktJzvxQBfRUKXrI=' 
WHERE 
  key_id = '21c5dd339a14da6452389c7971098b9945b539b6626ff86554c8a9ed93508179' 
  AND (
    token = 'fng9qlDyW/Mr8WD+RBDpCNIRoh6JktJzvxQBfRUKXrI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )