UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Dh2Du7gNup5yVk3BJDhQJbfyKEFm6qhvngQMa1+uw7g=' 
WHERE 
  key_id = '31f7e31bdb228f82774c7a1e19b50e63b28b27c3a24a07423c03d2d2c62ab958' 
  AND (
    token = 'Dh2Du7gNup5yVk3BJDhQJbfyKEFm6qhvngQMa1+uw7g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )