UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3/uppui7TKh+f7cMfdfDqh2MQrLmI5CYANDkAGCzETU=' 
WHERE 
  key_id = '902804e8f6e7060a26649f35d9b757c4450da58f233a97413fc66ebfb9659dcf' 
  AND (
    token = '3/uppui7TKh+f7cMfdfDqh2MQrLmI5CYANDkAGCzETU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )