UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dBJC3RrY04Mrvsnpfy2C9Smaj6aY7vhiBeHkoamrpHA=' 
WHERE 
  key_id = '85fe27d0b9ca73c239f9fe6fb830caffd25e10ed02c1dd6367f0fc15ee7907d0' 
  AND (
    token = 'dBJC3RrY04Mrvsnpfy2C9Smaj6aY7vhiBeHkoamrpHA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00042