UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'NREVxVs5l+zxX3HYGoefwcOR0oMlW4hwyQrVExgmM1A=' 
WHERE 
  key_id = '938ff068db1e90dd5377e0ed3ff780ef2d732ba9c3909dc7c42256cc9b38579a' 
  AND (
    token = 'NREVxVs5l+zxX3HYGoefwcOR0oMlW4hwyQrVExgmM1A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )