UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2zyqaTr/l40vMgje73FiC2VfBAN55cMF9tQpqlCTj1g=' 
WHERE 
  key_id = '7b62c81a75f48e55509e4fb78cabbebe6d68d7a666fa73afafa78643aa06f314' 
  AND (
    token = '2zyqaTr/l40vMgje73FiC2VfBAN55cMF9tQpqlCTj1g=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )