UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'e4ROwQI5s1imxtsbUb4awH0tGYNs572xKR3IZ1eecWg=' 
WHERE 
  key_id = '36d27f9308f9705b479056cb56d53ef88f98dc23c6fe95ee8a28e248100187f4' 
  AND (
    token = 'e4ROwQI5s1imxtsbUb4awH0tGYNs572xKR3IZ1eecWg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )