UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zQoM6h+kZGcDuA3BOfVVJxVLpGptxUKlzoJKRvecDFY=' 
WHERE 
  key_id = 'c8f926a31d32456640222d35f758d4f299676fa8adabf8af73977fb9a5587bf8' 
  AND (
    token = 'zQoM6h+kZGcDuA3BOfVVJxVLpGptxUKlzoJKRvecDFY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )