UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ybzpx/IBN3PNawrYluvkHgjfUvqbPVfjERLM5A4jIVM=' 
WHERE 
  key_id = '91916a3a30db81e477b46b0109fb837f5469478239368ea1b9c6866be4075780' 
  AND (
    token = 'ybzpx/IBN3PNawrYluvkHgjfUvqbPVfjERLM5A4jIVM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )