UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/MrlPGe7CaUTtem4Ao9hccZH3W6C/BYTjDse6deE2Zw=' 
WHERE 
  key_id = '18ab900cd920ec4371889e2905e7524e63295e95026c9c59dc4bf7e335fe7d0e' 
  AND (
    token = '/MrlPGe7CaUTtem4Ao9hccZH3W6C/BYTjDse6deE2Zw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )