UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'vMx1QBgoya5z7qIM/YqiGVdqIe8lDZlxZGz1UoZBxNs=' 
WHERE 
  key_id = '38d9734f777f57681f2b216f0c83ac40e4ad8821f5d335b755154afb3cade3bf' 
  AND (
    token = 'vMx1QBgoya5z7qIM/YqiGVdqIe8lDZlxZGz1UoZBxNs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )