UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kjBXJa51MrrWntWwQgZ7uTTsyU+8VY63R3cVnV8A/GI=' 
WHERE 
  key_id = '4f90bdff150d7fbdd5bda54146c6a91315acfb5af14b95cd02ef9ba11e26bb2a' 
  AND (
    token = 'kjBXJa51MrrWntWwQgZ7uTTsyU+8VY63R3cVnV8A/GI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )