UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'v/PCjad97aQvtbSFdEDfZ9NP9IdAZ8qKXpPnEszvAwU=' 
WHERE 
  key_id = 'c94b4f189db3374de6b524ed73de133292ac1689665d69dcd64d4b908721b217' 
  AND (
    token = 'v/PCjad97aQvtbSFdEDfZ9NP9IdAZ8qKXpPnEszvAwU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )