UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MK8XvXO8e8L6S3ganrTgemyvaYCi82exCiljsWEA4UQ=' 
WHERE 
  key_id = '0b5d5eeafd530720f24088612848906818f8d5979b34e29abfc902dda874dd05' 
  AND (
    token = 'MK8XvXO8e8L6S3ganrTgemyvaYCi82exCiljsWEA4UQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )