UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'n8f3Rycihch+0uwmxegmSG36p7Ou+reWbFKO2jZr8Gk=' 
WHERE 
  key_id = 'a84a1de8397e530ddce8d922c013782c0211abac261ecc9999bc0f0ec6161509' 
  AND (
    token = 'n8f3Rycihch+0uwmxegmSG36p7Ou+reWbFKO2jZr8Gk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )