UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AdFEM2/I/o922GbYfybOwfEfag8i1QjhGPSMlSX23dc=' 
WHERE 
  key_id = '18c0df900e6f54dd6465c9710b2dffc6c19f242fa7f920a2b3858dade1d321d6' 
  AND (
    token = 'AdFEM2/I/o922GbYfybOwfEfag8i1QjhGPSMlSX23dc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )