UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '74jquYLJV+RrMptee3AjuypNEJLMLXfOE0ikPphTmss=' 
WHERE 
  key_id = '0d7cfe5e5fc77aa13feebe2eea5fbe7673755273999a512f5102a1d5da4a004f' 
  AND (
    token = '74jquYLJV+RrMptee3AjuypNEJLMLXfOE0ikPphTmss=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031