UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KjOvaH4I3BYFiVkCrlHGvJfMPYE1/uyCNiBoEgqlKdE=' 
WHERE 
  key_id = '6b8b1ab7ae9350ce60ffb46d58de71609068cee034304ae88f52fd8873a55335' 
  AND (
    token = 'KjOvaH4I3BYFiVkCrlHGvJfMPYE1/uyCNiBoEgqlKdE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )