UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '1VJDVQT3Ltgufc5ji4xErO+nxIAi+7bt9ZlBzYZEuT4=' 
WHERE 
  key_id = 'c956f35b7bcd602234b0dfa0b4e67dd16acdef9e81dcac26ecd2ef6e05c8bb12' 
  AND (
    token = '1VJDVQT3Ltgufc5ji4xErO+nxIAi+7bt9ZlBzYZEuT4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )