UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SdNzPQAPcFUzRToJoLVNuve/uAViwIj9zcheY5A6ixs=' 
WHERE 
  key_id = '7797bad046d48edde144595e7a320eba28908d874b5652ce21d219eea3703959' 
  AND (
    token = 'SdNzPQAPcFUzRToJoLVNuve/uAViwIj9zcheY5A6ixs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )