UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mZXnsxagC2Un5T8H3V4vqEr3hOklvpHS9JSGfn1wGgo=' 
WHERE 
  key_id = 'a94995492443401553cbf87e65aa62f07b142964d76a0229630c034bef2c4344' 
  AND (
    token = 'mZXnsxagC2Un5T8H3V4vqEr3hOklvpHS9JSGfn1wGgo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )