UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GHmLpZL26MOkC1HsmGdKnYeGHiU/s6Iarq8ad2fROzc=' 
WHERE 
  key_id = '8438338e5661347fec02dc24648fdd87a3dea282e008e901f9f6d5acba3947ad' 
  AND (
    token = 'GHmLpZL26MOkC1HsmGdKnYeGHiU/s6Iarq8ad2fROzc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )