UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KH5nwq6G7VuM8YB0F0s1i+DYhjNSEtaBSD1n16Vti5E=' 
WHERE 
  key_id = '6c3d509057094a07d6edda5141994b51d0e8f4c95ab4ab84cd7a8868179c4800' 
  AND (
    token = 'KH5nwq6G7VuM8YB0F0s1i+DYhjNSEtaBSD1n16Vti5E=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )