UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'kmibIEpD7iseJCRtw96BHmUOfwQbGo6RjheCz/zRgRA=' 
WHERE 
  key_id = '4b2016a8df67531671c9856dddaacd2be29c956368112cd197da76834a419959' 
  AND (
    token = 'kmibIEpD7iseJCRtw96BHmUOfwQbGo6RjheCz/zRgRA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )