UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EraxQV03qxE3Xx9CAI+qIgTRxXigSJbjHE+iX7JYCAY=' 
WHERE 
  key_id = '821e980ec1c7f681d4c9dfa66bb07873fcc20e2f1a453ccde1ef8a0ca887dec5' 
  AND (
    token = 'EraxQV03qxE3Xx9CAI+qIgTRxXigSJbjHE+iX7JYCAY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )