UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a5+9F9vi53pagaBye1Vfk/zyMxj3pxVIjxhv5xYLXvc=' 
WHERE 
  key_id = '6debc0683f52729b0720450d8f511928bbeb280285f076b3b1b41d59ad871be3' 
  AND (
    token = 'a5+9F9vi53pagaBye1Vfk/zyMxj3pxVIjxhv5xYLXvc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )