UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4CN7D09I6oVv3VRPicXXyussgI44Ohmvs0G2GJRM8BI=' 
WHERE 
  key_id = 'b1975cd5f201adea1f124a0b44b84651f9cd495e039dd55307225c47f3602e16' 
  AND (
    token = '4CN7D09I6oVv3VRPicXXyussgI44Ohmvs0G2GJRM8BI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )