UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'JkII87cOuxuuv8JS9ylZoRABK27Y0XXQ4NRk0UviDa0=' 
WHERE 
  key_id = '15647c316bb1a60af2d4070d3b4b81d38256223b51e8f764073d8147636a7cbe' 
  AND (
    token = 'JkII87cOuxuuv8JS9ylZoRABK27Y0XXQ4NRk0UviDa0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )