UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KFC5OjLUgKfe94mEu3bfsG3wkwYn+p+T91dAXjjYVwc=' 
WHERE 
  key_id = '68fd8fb2d5af73aa7f90ab704955ebb24f94d0f044a4b78426aac8698f471ff2' 
  AND (
    token = 'KFC5OjLUgKfe94mEu3bfsG3wkwYn+p+T91dAXjjYVwc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )