UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M8jLhshe2zf8+LRXIjtbk6y0Jc5cMNaro3DHYJJZviE=' 
WHERE 
  key_id = '6204d0b2fa3c6a49f8afcb7970899082c8d323083ebd23c90726f9b95a365685' 
  AND (
    token = 'M8jLhshe2zf8+LRXIjtbk6y0Jc5cMNaro3DHYJJZviE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )