UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u2ngsApSY31rTj82YaWDl77I/CMC/vqLvsNubIawcXs=' 
WHERE 
  key_id = '1cf5fdc55f6893c1d2be5f287b3e03453f664bf206270193009c086c50b3c71a' 
  AND (
    token = 'u2ngsApSY31rTj82YaWDl77I/CMC/vqLvsNubIawcXs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )