UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't4qaY7A4gLFI8oMKNUTywAgbmfkGISpfqfC9926EMEc=' 
WHERE 
  key_id = 'df77ad510a5b6cff26218d64daefa5ec67b47489d6f2b8ecfddb1d8c8301f3f6' 
  AND (
    token = 't4qaY7A4gLFI8oMKNUTywAgbmfkGISpfqfC9926EMEc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )