UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '2j3cIvfYi0ug+jmh8BY/bVuyBH8DpMmLhMiVJhZXlAk=' 
WHERE 
  key_id = '7626b0bf1a91ccb65286620314be1e53f818b2b1ec77b983a47f0f12437eeb84' 
  AND (
    token = '2j3cIvfYi0ug+jmh8BY/bVuyBH8DpMmLhMiVJhZXlAk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )