UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'T43OpGJTEqeQOV528/pUEd/pRh17kcHBKPaOFsdn19o=' 
WHERE 
  key_id = '6c7875932130922de2de34747c67c330d7047b81ae9f4a615f5c55af93148cc9' 
  AND (
    token = 'T43OpGJTEqeQOV528/pUEd/pRh17kcHBKPaOFsdn19o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )