UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'aClC/zWOWgGFozi2zqByTnRVneu1wXTTqaJNiD00nqE=' 
WHERE 
  key_id = '1dffab51141df36ce2777a6ffb2c227194424c389006d5825861b3bf68ab28b9' 
  AND (
    token = 'aClC/zWOWgGFozi2zqByTnRVneu1wXTTqaJNiD00nqE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )