UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '5u2C0udgQoxupX7vcyMHRO36VOKyInf4M9E0y18MGmI=' 
WHERE 
  key_id = '51abcef8af5c2cb175c52f3b217930ffa29a8396a59d6f519f3f6e9d5aec6ead' 
  AND (
    token = '5u2C0udgQoxupX7vcyMHRO36VOKyInf4M9E0y18MGmI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )