UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QwqX6MK9tlj7I06RBpvdGE8XVKf9rtSHzQOBMYaqVAo=' 
WHERE 
  key_id = '755ba32db90c1e3f69140857ca314c3e2fa3c0417f5210e7c3cff961fd27e4c5' 
  AND (
    token = 'QwqX6MK9tlj7I06RBpvdGE8XVKf9rtSHzQOBMYaqVAo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )