UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 300, 
  token = '5YnkjcjwYUA88LL/RPNrFw+22RsVsD2HQDaq1agAuUc=' 
WHERE 
  key_id = '52f17ab73be7e6d03cd20aea613022222d7df69afb1180f6e5213babb35133b3' 
  AND (
    token = '5YnkjcjwYUA88LL/RPNrFw+22RsVsD2HQDaq1agAuUc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )