UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Mueycm7cvV77GQOyvYt9bqtBI72WZp8JNhKgZSEXAE0=' 
WHERE 
  key_id = '90d08eaa61ea2f355d153879a50bd33ab0388207d36f9e548949ec012f94a238' 
  AND (
    token = 'Mueycm7cvV77GQOyvYt9bqtBI72WZp8JNhKgZSEXAE0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )