UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MmgYFRaKeWa2mbtxr2HLZohRbJUZab5JgCoS/5zrBkY=' 
WHERE 
  key_id = '84b883ffe5b8988904aa51d2524af552db7b6c5460eeef7e103a5927dfe67693' 
  AND (
    token = 'MmgYFRaKeWa2mbtxr2HLZohRbJUZab5JgCoS/5zrBkY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )