UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'z3SlAEKl+EentkYRFfbLsSgVhdDKOhGGruqb5268ttE=' 
WHERE 
  key_id = '8b6249f134dfd81fa5d6e21d7ebdc637dc47ea2aadbca53f5e2a1f977466bb34' 
  AND (
    token = 'z3SlAEKl+EentkYRFfbLsSgVhdDKOhGGruqb5268ttE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )