UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'B7AIHf4Ssm4OggknrYl1b//NrdqlUiUhAZJKTW3ywbI=' 
WHERE 
  key_id = '773bbe936c2f58a2aa1c714219bb050274dd8d460098d0983dac4922dc87c678' 
  AND (
    token = 'B7AIHf4Ssm4OggknrYl1b//NrdqlUiUhAZJKTW3ywbI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )