UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OtWIdTxu5ZQY875jJBmE/2G+7VX8WsiPrO36XHySGUU=' 
WHERE 
  key_id = '6ed756135d0ba37ee04c0f606259da98167866c5e51b153eafb8a8b545f00079' 
  AND (
    token = 'OtWIdTxu5ZQY875jJBmE/2G+7VX8WsiPrO36XHySGUU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )