UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Tt/xCZTZXIgrOCvZIvkl1nbMswawyf784I0yzVahR8Q=' 
WHERE 
  key_id = '7a1a7544da06b2b8df08fb96ee791c35413753d4a8d03649791700ea5d127f5e' 
  AND (
    token = 'Tt/xCZTZXIgrOCvZIvkl1nbMswawyf784I0yzVahR8Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )