UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'QC90IxVfUNINptLY0KYmu9ErGPP7cnndpPefxRcwGNA=' 
WHERE 
  key_id = '6ad4f8a1bb8d5140a2a8d606ab58e436de86536f8b7430147b9b4e780e15e51a' 
  AND (
    token = 'QC90IxVfUNINptLY0KYmu9ErGPP7cnndpPefxRcwGNA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )