UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S3IoovUKca2POafqlBMM1VbJBZH+zzr6EoTWRxEDkoQ=' 
WHERE 
  key_id = '58e75b8ea95e21bff37848e76b4f09afb9e5ada9b120b526cf5a15f37f45f497' 
  AND (
    token = 'S3IoovUKca2POafqlBMM1VbJBZH+zzr6EoTWRxEDkoQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )