UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'fsx5iWUSUs2h4LXvWB9JxCMvaHi43UuDFlm8/EuDods=' 
WHERE 
  key_id = '6f9e92ca8562c1402b4fe051ade299fd57a5446b881671f5002f642a370e50ac' 
  AND (
    token = 'fsx5iWUSUs2h4LXvWB9JxCMvaHi43UuDFlm8/EuDods=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )