UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rYkgjZ9vPxXha1itdHkpzOwPAwnc2CPPZkLfavtk2/4=' 
WHERE 
  key_id = '6fc3a92c0819f1f168e354b620286acc44691d7971bcd6d57fdd8542494bd88b' 
  AND (
    token = 'rYkgjZ9vPxXha1itdHkpzOwPAwnc2CPPZkLfavtk2/4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )