UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'R6oLv9lpFelonHXpepXD2v911ZNACIptkghiiCfo8KM=' 
WHERE 
  key_id = 'd36255c62f54c1865bc630b4207d4287327897919d932c1a6183e5c111007b18' 
  AND (
    token = 'R6oLv9lpFelonHXpepXD2v911ZNACIptkghiiCfo8KM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )