UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zRKqWh4fK0ZPQh6vPP9gSb/JEy44UgBO9UO0Q0thXHA=' 
WHERE 
  key_id = '5eff4811ab48534c2af72cfc40a86fa023c598c661280f4d99f55c6300be68ae' 
  AND (
    token = 'zRKqWh4fK0ZPQh6vPP9gSb/JEy44UgBO9UO0Q0thXHA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )