UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pOlK3UwYZ7kUhXx5PrDOMP9/+IFzMshi/5XYk0zb4VY=' 
WHERE 
  key_id = 'c4518a857c9bf5d3952dfaa8cb9ffdb50da11e7ebaec6da98e92a9c817c6818f' 
  AND (
    token = 'pOlK3UwYZ7kUhXx5PrDOMP9/+IFzMshi/5XYk0zb4VY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )