UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'LDpr0m8vh1jyHQNfu030BP8vdSzuyK6AtOrcA3devoM=' 
WHERE 
  key_id = '6f1571d62e35b05cf729f504593a4f27f7a2cf188773bc590c1fe39ea480937b' 
  AND (
    token = 'LDpr0m8vh1jyHQNfu030BP8vdSzuyK6AtOrcA3devoM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )