UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'AnG/1zkhXoi2/es18jhYcbkpPsulnwhcHthLFQaDPXA=' 
WHERE 
  key_id = '84539a595f93504b050cca1b02b56585694bd3ff875a3a0745775380ff468031' 
  AND (
    token = 'AnG/1zkhXoi2/es18jhYcbkpPsulnwhcHthLFQaDPXA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )