UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '+c9SmeyEro8IHy4jg7xeDxZHjdxZ4ZGcb8yVS7Vh+IU=' 
WHERE 
  key_id = '837197387e04d87fb2fcee5d7c0dce2b09ac7c2fe19577b515a12122e3daef07' 
  AND (
    token = '+c9SmeyEro8IHy4jg7xeDxZHjdxZ4ZGcb8yVS7Vh+IU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )