UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'E9Adl+5JJ74ECFEGEmHyvuG9C5j4ZTm+JavrhDDYJHU=' 
WHERE 
  key_id = '721835ef2f1bc2c067ac38ab1b02e828b1b03837d36837c3fdc3ebd5ab2ba337' 
  AND (
    token = 'E9Adl+5JJ74ECFEGEmHyvuG9C5j4ZTm+JavrhDDYJHU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )