UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rBD56bEgOr2Uj1k0X7OewwZ1F4xc3jTzAgygoCpabF8=' 
WHERE 
  key_id = '855f5d92bb78b2f1706c6acdb7532827c0eecf95b3f950b4507b3fa673494149' 
  AND (
    token = 'rBD56bEgOr2Uj1k0X7OewwZ1F4xc3jTzAgygoCpabF8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )