UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rmifMXOwba6+tYh7CaZOPj+kmk1ChUp1UGN5i0ysgiQ=' 
WHERE 
  key_id = '50adf8d813a69d47451eafbebd8addd482b7bf42f328ca3f0bffeb7aeee7523e' 
  AND (
    token = 'rmifMXOwba6+tYh7CaZOPj+kmk1ChUp1UGN5i0ysgiQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )