UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'yH+na1jkwgCwfQleUXTCPrjUark6UZ7Ef0GVQh+0F+Y=' 
WHERE 
  key_id = '81d6e8482f7a9cb863e50b7f93a54072a7e891a7886ea79ec8c7fff23bdad79d' 
  AND (
    token = 'yH+na1jkwgCwfQleUXTCPrjUark6UZ7Ef0GVQh+0F+Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )