UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'udu/undYoj9YA0Ht7RoMcz2cZ6uCP8eP3gIGPL8WYRE=' 
WHERE 
  key_id = '98750996ffca9a482b913c8ff8c6c1360d29a6c323a6011a16da71f2b14e358d' 
  AND (
    token = 'udu/undYoj9YA0Ht7RoMcz2cZ6uCP8eP3gIGPL8WYRE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )