UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '9OiEkL2X5+xmLA9hEUBAOO6JC8kvIVqqbeLUZtGJsGo=' 
WHERE 
  key_id = '50b4814633b533685b7c988fbc31742e08fb9a121bb81a3d5285191f427c9593' 
  AND (
    token = '9OiEkL2X5+xmLA9hEUBAOO6JC8kvIVqqbeLUZtGJsGo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )