UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/g4bteEVuICw9SvPkAXKc6SZo1T3poz+MAYrhZEqiTc=' 
WHERE 
  key_id = '38b8acbabb21841278ec0c1e6c11bc68c2eccde570d8549be6783f37df549a52' 
  AND (
    token = '/g4bteEVuICw9SvPkAXKc6SZo1T3poz+MAYrhZEqiTc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )