UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UMK6EM316g7WMRQYDG1POBMw+ZbaDnro+fmUJ/6csmQ=' 
WHERE 
  key_id = '90c59d3a083f10517b0db32fde6ed8793a983a4ab9e7e0abaea7a1420f41ed8a' 
  AND (
    token = 'UMK6EM316g7WMRQYDG1POBMw+ZbaDnro+fmUJ/6csmQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )