UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'dMiYvqbMch2VGPH6HfOw2drrA4GHTbUscCjn5ARVccA=' 
WHERE 
  key_id = '7b950fbda35639a58b70c587c0dee242bb53d87827494eecd62676f84b486d05' 
  AND (
    token = 'dMiYvqbMch2VGPH6HfOw2drrA4GHTbUscCjn5ARVccA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )