UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Nlo+fd3ibf87VGMDSB2rLoYZz8wgJgKnd9pgTQhWqzc=' 
WHERE 
  key_id = '848224b39afe995de0ce2ded62895b09006a58723352a33187816340d689c84b' 
  AND (
    token = 'Nlo+fd3ibf87VGMDSB2rLoYZz8wgJgKnd9pgTQhWqzc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )