UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QG/1SJyaGOLwbfMuagedom8um16awSWERC2o/fot/XU=' 
WHERE 
  key_id = 'c482217384e80332d6c32698d3d058a03349b19fcb2c8f303b555c7ecc56de9b' 
  AND (
    token = 'QG/1SJyaGOLwbfMuagedom8um16awSWERC2o/fot/XU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )