UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MT2cSbaDFVXCsib059uPazfctFeLAI7sOhJPySn1/mM=' 
WHERE 
  key_id = '04a82cbf363b93e5357df480ce1aac78f175bde5b793291a0397ed996522e6d1' 
  AND (
    token = 'MT2cSbaDFVXCsib059uPazfctFeLAI7sOhJPySn1/mM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )