UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '49AJgBqOM4gUyH3kHGovPZozI3sJKQLhByO2ir9UkfU=' 
WHERE 
  key_id = 'ac6e94b0ace8ee895d9800fdd992c6e89b02d3f90a6e6410d4a6ca5fe6c2c15c' 
  AND (
    token = '49AJgBqOM4gUyH3kHGovPZozI3sJKQLhByO2ir9UkfU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )