UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gz1SmQDlbdHxEov2Mk3G7U10aHDJb6CH29+wviT1WYY=' 
WHERE 
  key_id = '6a3680b521cff64cc286c81e36c4fe226e080c85df29575d28f7579260284f03' 
  AND (
    token = 'gz1SmQDlbdHxEov2Mk3G7U10aHDJb6CH29+wviT1WYY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )