UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'X50E6qahW3soPwVdfpCWKz6EPh8+CSg8bOBaSzx6pZM=' 
WHERE 
  key_id = '295566df32e15680c4fab2a67840ab155448723414b13d8cb28a9b126500dfd0' 
  AND (
    token = 'X50E6qahW3soPwVdfpCWKz6EPh8+CSg8bOBaSzx6pZM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )