UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'D6kGO2cu9vQOlHpPy+04QaYXAhQwhR3QzRGfNnmlCnw=' 
WHERE 
  key_id = '4bf8c4cee55a675741c057390f3424dcd2b6fb777a115a56369d0e7f7a9523a4' 
  AND (
    token = 'D6kGO2cu9vQOlHpPy+04QaYXAhQwhR3QzRGfNnmlCnw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )