UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FRl082x43s1/8rqHsdeijnsVvE2KsuAMRuyus32BB8s=' 
WHERE 
  key_id = '51aff785dd698484d4eac116267fc63239097ca7a3b8d7cbd315139a31e26102' 
  AND (
    token = 'FRl082x43s1/8rqHsdeijnsVvE2KsuAMRuyus32BB8s=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )