UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lm15XRkBWAm7OmcOOdZyEvfmGaDH6Nn+EwQ13RK9CoU=' 
WHERE 
  key_id = '97ad9b430e30d9904396e2229b1e31e1e680860c78a942cfa98086bb6e86f65b' 
  AND (
    token = 'Lm15XRkBWAm7OmcOOdZyEvfmGaDH6Nn+EwQ13RK9CoU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )