UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DguIXoL42lFCHNiDB+VuhR5KbqRvoerENmTXQNcc/QI=' 
WHERE 
  key_id = 'e0a1e831340d2b6fe81d162af3efeb9431e768e69ec2b7a70d013e5b9ea5467c' 
  AND (
    token = 'DguIXoL42lFCHNiDB+VuhR5KbqRvoerENmTXQNcc/QI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )