UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '3iOLCgELLFZBbRZSjftlyAFdyW8mfnIoejlkP4qmE+A=' 
WHERE 
  key_id = '85cfaebab172b647a28498d6fd44585448f045247fbc66b8e6c679e7992b46d9' 
  AND (
    token = '3iOLCgELLFZBbRZSjftlyAFdyW8mfnIoejlkP4qmE+A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00031