UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PeIStY2RsMTK2ttyKm8K3Jvv2USG56CgSM9mzE+/D4c=' 
WHERE 
  key_id = '21c57ea8df442d7320073c6098f2164d30ca6646feacf6bea20316399fe98ff2' 
  AND (
    token = 'PeIStY2RsMTK2ttyKm8K3Jvv2USG56CgSM9mzE+/D4c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )