UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'eG4yVPV9Vhqbrl+r8zC8jhcc1sItbdrX0Ucx/c+dfqU=' 
WHERE 
  key_id = '45a6ab138a4402a81740bd1dac19b23bb4d67e39575d89e17b92e441a29127f6' 
  AND (
    token = 'eG4yVPV9Vhqbrl+r8zC8jhcc1sItbdrX0Ucx/c+dfqU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )