UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'uTHmHscZhru99kWkjGn1uJvQUB6PBujklflWYljMCAA=' 
WHERE 
  key_id = '493f9dec751a7153b1de668284d5a6fb29938b9e8e1797dbc64117fcabfc2697' 
  AND (
    token = 'uTHmHscZhru99kWkjGn1uJvQUB6PBujklflWYljMCAA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )