UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a5R//0ZOauVQ8xW0hJD6h9XkSDo24Vu3PXGlTrt5RF8=' 
WHERE 
  key_id = '5cf0508751ae2c270c3f77e6c0a3e1d83925f57292708c2abec497ed1f0ac54b' 
  AND (
    token = 'a5R//0ZOauVQ8xW0hJD6h9XkSDo24Vu3PXGlTrt5RF8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )