UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OHM0pCNzOiNLtkbAz6lMcFZPuFMmqDNdhh75JYKeoys=' 
WHERE 
  key_id = '7a9640ffa4edaa7c8d72191812cfadc291c0b69f38516a7988974a852bcbd4ac' 
  AND (
    token = 'OHM0pCNzOiNLtkbAz6lMcFZPuFMmqDNdhh75JYKeoys=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )