UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1LgtVrQhvfcyzzvj3b29oR4xuB3UoV18n4SeLMSeVR0=' 
WHERE 
  key_id = '93568b605a5f34162ca52e458563f626e3fc93d664685dbcf39eff4a224bc671' 
  AND (
    token = '1LgtVrQhvfcyzzvj3b29oR4xuB3UoV18n4SeLMSeVR0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )