UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4Rxr3EltzrR7xvIJostzgAvK4U0KCe36IB7hJihLOUE=' 
WHERE 
  key_id = '138f644bfe5b9dec48e49e147836bd220dee69139ef84fdbd57a5b40c6e9e461' 
  AND (
    token = '4Rxr3EltzrR7xvIJostzgAvK4U0KCe36IB7hJihLOUE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )