UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'at13ybGKRV+nv2ZIy9LrWc9K4bw5A9WGRakQMt7LJPA=' 
WHERE 
  key_id = '7538c03d9f1ac51e62504a1328fafc593c7c7f2048d2cc75860a214484fe324f' 
  AND (
    token = 'at13ybGKRV+nv2ZIy9LrWc9K4bw5A9WGRakQMt7LJPA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )