UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dZYPbm3xJqMP+AsG/zlM5tV0xlIhBgAmi8UOV3MUzSU=' 
WHERE 
  key_id = '6c8d4642c40d95b5b062a824a9bc74458a11e47642a225961e6e52f3e8dd853f' 
  AND (
    token = 'dZYPbm3xJqMP+AsG/zlM5tV0xlIhBgAmi8UOV3MUzSU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )