UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/mb7EK2HRpw+rK6m3xzSEajgYTArPwJq642A9II9xQ0=' 
WHERE 
  key_id = '7555815c537b5f25c3c1e48e2b743a0b480c219761ba7834ad7782be0c4f42dc' 
  AND (
    token = '/mb7EK2HRpw+rK6m3xzSEajgYTArPwJq642A9II9xQ0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )