UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'S0M5C3LBz+NUYbWkr+Ku6iCDfqXIFkUCbcaLmDfC0RA=' 
WHERE 
  key_id = 'c82ed9fc528c721b211fccccfc2ebf836da29cca38b452799fdc156eb595cae3' 
  AND (
    token = 'S0M5C3LBz+NUYbWkr+Ku6iCDfqXIFkUCbcaLmDfC0RA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )