UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EtCRHnUxogSPxy8T8+AspMKjBa6KbfIQGTFbhr9DloA=' 
WHERE 
  key_id = '839c7c6a83f2c3bd31009f8d119e2fce9f64954ab4c8ac31cad6b6776bb7331d' 
  AND (
    token = 'EtCRHnUxogSPxy8T8+AspMKjBa6KbfIQGTFbhr9DloA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )