UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Sy2sKaMXNcFY55TtDYDbi1DBUip5n49VQwbikFlMepM=' 
WHERE 
  key_id = 'a3d425f5453a5475a67bcbc82d62cd3a60ad426cae3e861669260c9fb0cf2c1f' 
  AND (
    token = 'Sy2sKaMXNcFY55TtDYDbi1DBUip5n49VQwbikFlMepM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )