UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RQMslb5El9guhA14qqQ8XFO8k9gRFSCOAw9+iZFv8zE=' 
WHERE 
  key_id = '26bfbe4bfcb4f6b034a655848dea76071fac681277a1e3d8a078c33b98df384d' 
  AND (
    token = 'RQMslb5El9guhA14qqQ8XFO8k9gRFSCOAw9+iZFv8zE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )