UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 't8Lnby47Pm3NAlRcc0CdmZCJCGMi8shRAjRhl5uxaQE=' 
WHERE 
  key_id = '512fcc56db5102eb377888f11d09239327a49e8099df0867b7a5e35de07483b3' 
  AND (
    token = 't8Lnby47Pm3NAlRcc0CdmZCJCGMi8shRAjRhl5uxaQE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )