UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4N93AMMkV2iNYZ0RpFu/+6p8xh2LivpEdzg7a0T+D78=' 
WHERE 
  key_id = '53a472035cf2eeaa9450bfa2a01d581bed8b04b15923aa0b9926e6a5d35dd91e' 
  AND (
    token = '4N93AMMkV2iNYZ0RpFu/+6p8xh2LivpEdzg7a0T+D78=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )