UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'lkMpLhoCt4TEIfiy2hcX3frYcKIzHkRk+G1F9ogDxFk=' 
WHERE 
  key_id = '49652d458f9e3bbd142e0537a061a426e789094634706c19a87958f511b5303e' 
  AND (
    token = 'lkMpLhoCt4TEIfiy2hcX3frYcKIzHkRk+G1F9ogDxFk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )