UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4kfUGGv8WN+sfJUMhnsoZpLtrFWSRqXwdDYzcc95JeQ=' 
WHERE 
  key_id = '604c2afd485fa654b21f31925b214ddadacab1d19cdf50c8b3f45f5d2c4d3a47' 
  AND (
    token = '4kfUGGv8WN+sfJUMhnsoZpLtrFWSRqXwdDYzcc95JeQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )