UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'cGHPGhmrqK4CbEdhLGhPiD1wHLXd8EKaRxKNbhkruaU=' 
WHERE 
  key_id = '461849c3e54fdf91fbf0f9013f0e12d806bd34c4008dcccb536d0ea7aa21cb8f' 
  AND (
    token = 'cGHPGhmrqK4CbEdhLGhPiD1wHLXd8EKaRxKNbhkruaU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )