UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xaY4v5IcuOpxQMqUNyZyXwchnkIgrvgokz8z1g9DESU=' 
WHERE 
  key_id = 'a2854655b39853044dc01def64724a0aa2e8f0ebd21e33626b4add64e1f3d504' 
  AND (
    token = 'xaY4v5IcuOpxQMqUNyZyXwchnkIgrvgokz8z1g9DESU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )