UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'W7ruTpgYB+I5adGK9oJwQhRed8qzjG2v2HZac5o+Nq4=' 
WHERE 
  key_id = 'fe68d96ed027e8201e2d67fb7fa1d53f71ddf1ae8adbdc3ec47912607ec85312' 
  AND (
    token = 'W7ruTpgYB+I5adGK9oJwQhRed8qzjG2v2HZac5o+Nq4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )