UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2gcz7dK1V7gtz52ti4QQ6u2oVgg60rTLYXy8rIDCvBM=' 
WHERE 
  key_id = '796e3d2a92919bde2ca02013f5ec18683ce54820a246d7495997bd7e10e4f19d' 
  AND (
    token = '2gcz7dK1V7gtz52ti4QQ6u2oVgg60rTLYXy8rIDCvBM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )