UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i2l/UoBPfh1ysIHb71ORagR5kwHK5bptyNdY7aJLXgA=' 
WHERE 
  key_id = '75d1178c08e58f821e487ce72caf1887a04b5778a842a6aff4024e1d209876e7' 
  AND (
    token = 'i2l/UoBPfh1ysIHb71ORagR5kwHK5bptyNdY7aJLXgA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )