UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mR0cQrC2PaVCejJaTR7xKIYlzvdDqec2KQr6dOspxOM=' 
WHERE 
  key_id = '7e6678b3ecee93d89f2d7050cad716272870f5aaebaba8b3cac992321b873c05' 
  AND (
    token = 'mR0cQrC2PaVCejJaTR7xKIYlzvdDqec2KQr6dOspxOM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )