UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'HUX9+yvHlSfw3BohnNPT33NZb0ivndu6n4oUrm/qf40=' 
WHERE 
  key_id = 'a51a3e9b809155eb5ea0f9f28aaf5da6064fbd114a1c1ed048a8e984c3ee9d4d' 
  AND (
    token = 'HUX9+yvHlSfw3BohnNPT33NZb0ivndu6n4oUrm/qf40=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )