UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KehVhIusFO/iEWjOzO3IU/tN+kkmF/FrjQ6HTeWLdd0=' 
WHERE 
  key_id = '2d40d730e2f9e54a6ebfdca7c47b72078dcdb4b0ba5883c8ac61766fc31ebeac' 
  AND (
    token = 'KehVhIusFO/iEWjOzO3IU/tN+kkmF/FrjQ6HTeWLdd0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )