UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vAvNxSGj6U8AbpurB5ZvP1jI7SI5NIgo3cj8yC1g49A=' 
WHERE 
  key_id = 'a79b635746a1ea01dcad4144400c8b9eebda2cf02f5b7dc548d667445d5f610b' 
  AND (
    token = 'vAvNxSGj6U8AbpurB5ZvP1jI7SI5NIgo3cj8yC1g49A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )