UPDATE 
  q_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6F0TyjOSiICkGrJSnvptbe7LCrWlJ0dyGgLpBagHggs=' 
WHERE 
  key_id = 'bd844502e403b986407e970b82beaec496500a6eaea7189623b07572dbc441eb' 
  AND (
    token = '6F0TyjOSiICkGrJSnvptbe7LCrWlJ0dyGgLpBagHggs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )