UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RKk72hHqevVh0JnAMOhLnVK7R1H6lgaD5Mq5DTpFAy4=' 
WHERE 
  key_id = '18e841492bdc98856d67985810db42e20269d6ea1d9a3d00871ae954881992ef' 
  AND (
    token = 'RKk72hHqevVh0JnAMOhLnVK7R1H6lgaD5Mq5DTpFAy4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )