UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fn10eQmQxdB0D865ANBL3mAOCb7wr21XqsMnZpPY7JQ=' 
WHERE 
  key_id = '594f03dea0f83dd87cb665a2d7903c9d78536ccf90cb35bbd9a00040d72d435d' 
  AND (
    token = 'fn10eQmQxdB0D865ANBL3mAOCb7wr21XqsMnZpPY7JQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )