UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rp/Nvs38FrcJEpkNHWM7+CcyO2Ouqksppz5q2drg/zw=' 
WHERE 
  key_id = '8afc70bb24dd17ae21d8126cd143b4728bdce0483a9847ae3d26388dec3ad80d' 
  AND (
    token = 'rp/Nvs38FrcJEpkNHWM7+CcyO2Ouqksppz5q2drg/zw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025