UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/B6zCF5YfxRQ0xIRWj1DzKLozwylieLiCoI5tqhDllo=' 
WHERE 
  key_id = '8bf2f3c1df8dd3d82ef62a0bdfc9506670f5d9b9630258bd5e214ee005ee1e41' 
  AND (
    token = '/B6zCF5YfxRQ0xIRWj1DzKLozwylieLiCoI5tqhDllo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )