UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mEuw0XCjHcATznQGNRfE7pGjLV2g56NzKlmP4vW7kr8=' 
WHERE 
  key_id = '474532367450992bc0ddf0ccd5178da801d306af36feaf01472061f1cf8e821c' 
  AND (
    token = 'mEuw0XCjHcATznQGNRfE7pGjLV2g56NzKlmP4vW7kr8=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )