UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'MKEt5s6BMmB4BE3UN98caRakhlvxxOEylFjZGBjsXgk=' 
WHERE 
  key_id = '33d906c6cb8d6c50c92762cb500f5db14d94a75268d088206b0606725375fcc3' 
  AND (
    token = 'MKEt5s6BMmB4BE3UN98caRakhlvxxOEylFjZGBjsXgk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )