UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'H93Hd3MeeFTeh1Syz3IpX44xufkKch5ZE2gxtT6MIps=' 
WHERE 
  key_id = '968da0025ed1323ca83507d726ef214d628c5f2e26dca1ce1a3202766c9a4786' 
  AND (
    token = 'H93Hd3MeeFTeh1Syz3IpX44xufkKch5ZE2gxtT6MIps=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )