UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Qn4uN5M51gRdzxxQy8ac3G7jiwP78NkRaV8JNrg8whs=' 
WHERE 
  key_id = 'a91d08165da621d9fb02d439360bff03dd3154145725d63c28b28ba325d1f654' 
  AND (
    token = 'Qn4uN5M51gRdzxxQy8ac3G7jiwP78NkRaV8JNrg8whs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )