UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'r5DLhxQ6aWWLAgmj6YAL6PO3bEWAFaMHMyYgilVx78Y=' 
WHERE 
  key_id = '847417ee73cca239a2c6040ab6829b740dea799e12300c69cc4fe2e7ff83449d' 
  AND (
    token = 'r5DLhxQ6aWWLAgmj6YAL6PO3bEWAFaMHMyYgilVx78Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )