UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'wItvkRYnYXYd+imsELwELFv7DiXDH5WzJS1K4onbals=' 
WHERE 
  key_id = 'a51cccd703c34a7eab2326180de0804e5b64caab39a96a0acf65331e38e72b79' 
  AND (
    token = 'wItvkRYnYXYd+imsELwELFv7DiXDH5WzJS1K4onbals=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )