UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'P6t9NHmEghQ4Y+TmGDaLqv5+XAxO276pceUqPayvvhE=' 
WHERE 
  key_id = '324efad1684a5a68e914342f27af31d0eadbc46410a33fd53058c0d2411c0e1a' 
  AND (
    token = 'P6t9NHmEghQ4Y+TmGDaLqv5+XAxO276pceUqPayvvhE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )