UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q4bfTdXULZIZBqrGlIURKeuMAO1p5jbd9CEEGNRHIGQ=' 
WHERE 
  key_id = '8dac21ecc5c9e90fb077fc676cd7bc724501f306a8a505b7b57a38c897c77566' 
  AND (
    token = 'q4bfTdXULZIZBqrGlIURKeuMAO1p5jbd9CEEGNRHIGQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )