UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/S6mUU6+kJKBY05cgMK48ffrm30GvoKNZr2bC2zcA8Q=' 
WHERE 
  key_id = '6cbd1815bf97e273789ea3110b3017fe399dce8ab580b85927d5520825b06d4f' 
  AND (
    token = '/S6mUU6+kJKBY05cgMK48ffrm30GvoKNZr2bC2zcA8Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )