UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u9r0aQVddmT1b/FCtVxrwrd5ylI72juCdI3OORhdFqk=' 
WHERE 
  key_id = '949774a28c1c91501423dd00637eb0872db4782e9d729d1674d314c1a094ccab' 
  AND (
    token = 'u9r0aQVddmT1b/FCtVxrwrd5ylI72juCdI3OORhdFqk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )