UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6eJUpIxLjCraYOraWFRX0HDORyIl8Lx4SL90CxgH+rQ=' 
WHERE 
  key_id = '81616f7ce903801ea1b26699e454226c324357e560e8827c6777478f5ac4c0ce' 
  AND (
    token = '6eJUpIxLjCraYOraWFRX0HDORyIl8Lx4SL90CxgH+rQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )