UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'UEEpNI+mK96hhACbSQzCocx3FQ3BKSVGittKsu9va7c=' 
WHERE 
  key_id = '515cbfc24c203af9ac19cba29c4ec4c9f25a8c7f291eaa739f5b1a84e3fc32f5' 
  AND (
    token = 'UEEpNI+mK96hhACbSQzCocx3FQ3BKSVGittKsu9va7c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )