UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dQVKNBSU63gLPw6fdTCR4gJk1DdIhCqSyJNPrsakKBs=' 
WHERE 
  key_id = 'c50acae07d27fcccadfbf644f51f97fe2cccc26e760ba7c2656de47972618e66' 
  AND (
    token = 'dQVKNBSU63gLPw6fdTCR4gJk1DdIhCqSyJNPrsakKBs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )