UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DC7d3GsA+XHuOYWRvmTz8ypcrA84PWWRSfHrNufY+Nk=' 
WHERE 
  key_id = '5e281efc2a1e94e9292f9d9f932b463db2b7601577b33485706732892c0a83b1' 
  AND (
    token = 'DC7d3GsA+XHuOYWRvmTz8ypcrA84PWWRSfHrNufY+Nk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )