UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/9D/PAtSHa7AYEvE0MIXmroqxDPM3NxFofgF+IEinSs=' 
WHERE 
  key_id = '176c1da82eec8337f2dc7b348e9ecfff39b965d3de91897e63bd363d2ceab2d7' 
  AND (
    token = '/9D/PAtSHa7AYEvE0MIXmroqxDPM3NxFofgF+IEinSs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )