UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/jcPR1uRJjEXygettopT3TRIAUnKD3zMn61cYzrLVdI=' 
WHERE 
  key_id = '76c7a17b547ba8fe8808136490be9ea161f315204a75269f850d1420f1f54a67' 
  AND (
    token = '/jcPR1uRJjEXygettopT3TRIAUnKD3zMn61cYzrLVdI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )