UPDATE 
  cscart_multi_declock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '63zFQM81vI9YWnC7RZ8j58rC0rrDHpOqoyaONltWJfc=' 
WHERE 
  key_id = 'ea4854a2dc21065fa974c739575d79d0beed4bab04dd0bac0ef0e4f4bde37af7' 
  AND (
    token = '63zFQM81vI9YWnC7RZ8j58rC0rrDHpOqoyaONltWJfc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )