UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PKwYdvhIsW8EbWpKgS2/de9FT2oUAQEGHlu0zIGTkmc=' 
WHERE 
  key_id = '4bef27ec362abbd800bed6ef3d55b34443df2c5f1bc1fb2c7d81e807ec105b09' 
  AND (
    token = 'PKwYdvhIsW8EbWpKgS2/de9FT2oUAQEGHlu0zIGTkmc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )