UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xubzaiovyB4+iefV5GaUZrqiOyfbrUnytLRP6IzC6aM=' 
WHERE 
  key_id = 'a8279885682d4630844df8e5a07c5754b40f999b6da4ff59e74756016d6edb0c' 
  AND (
    token = 'xubzaiovyB4+iefV5GaUZrqiOyfbrUnytLRP6IzC6aM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )