UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'EyobRx+3vVl8S28182j8ll5+Tlj6izzI1wEtPcr7YLs=' 
WHERE 
  key_id = '2b15c01ae7819088d3a272d9531ff260b5b0c848b4d877ab6e568fac44760448' 
  AND (
    token = 'EyobRx+3vVl8S28182j8ll5+Tlj6izzI1wEtPcr7YLs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )