UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'VmktCkD/UFRtlySZTSk+N8EgEmAGxjs1PpnlGD0ncPg=' 
WHERE 
  key_id = 'a27f861a0baca0f63187b95259c712ca7c8c2a47cfeeff032fef14ae1c71036a' 
  AND (
    token = 'VmktCkD/UFRtlySZTSk+N8EgEmAGxjs1PpnlGD0ncPg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )