UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Y7N2fBPFrRsTLks9OZYlIgkYv9UKXbcE38B9+ztneXE=' 
WHERE 
  key_id = '52c946286b96382ba853616abb1f94fa6dd605e9a0c5b28c49cdf3df6a7e4988' 
  AND (
    token = 'Y7N2fBPFrRsTLks9OZYlIgkYv9UKXbcE38B9+ztneXE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )