UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MK5XM6v2HEOZ7ncy5POAx3dtLFTxwbQQ6N9UC0VpDRI=' 
WHERE 
  key_id = 'caa24955463e6bde4c6a64a4003886ef650b19f56c21fc74be3a0e00e5573ad3' 
  AND (
    token = 'MK5XM6v2HEOZ7ncy5POAx3dtLFTxwbQQ6N9UC0VpDRI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )