UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DKXH4LaiMMuIXfhwfNasFhy3SOwwXEyHbjUdz5hsBq4=' 
WHERE 
  key_id = '521becd471d83263a7f70c3db5c9b5a07b77d1609d0791d558535bd66a8a7433' 
  AND (
    token = 'DKXH4LaiMMuIXfhwfNasFhy3SOwwXEyHbjUdz5hsBq4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )