UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QRJEpEvWJc/09cjbo8Wwi+Epw9ECIh1XSUctNZa3zgk=' 
WHERE 
  key_id = '8359718bf509067cca67faa04e276d0d81f414b35650e8e6ea70f1e5abfd7fd9' 
  AND (
    token = 'QRJEpEvWJc/09cjbo8Wwi+Epw9ECIh1XSUctNZa3zgk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )