UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GHcIjRHFWn15bR4QZxt1wK2MctC/5yJFJAhAelK2uMU=' 
WHERE 
  key_id = 'bfa416238dffb7e5a0ff62f29b69eda6310aa1019de7daf6de5f00c9cd03259c' 
  AND (
    token = 'GHcIjRHFWn15bR4QZxt1wK2MctC/5yJFJAhAelK2uMU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00019