UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'M9OQn8hV3z/tPZElmqwnW51TpmKWXhpjwpYL54Ln0EI=' 
WHERE 
  key_id = '1c9c94493e1832b60f075366f316c456ef98c653d9bfc03b43aa7b982f6ddbb8' 
  AND (
    token = 'M9OQn8hV3z/tPZElmqwnW51TpmKWXhpjwpYL54Ln0EI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )