UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'bYtpFZSGqGzMWld9nW+I7gUZWgDw1noR+01Yl68Kp7Q=' 
WHERE 
  key_id = '6b4d7b89c7b3e7b54a67dc709b5cd0d88b0fb1e12c89b80abe7058fae94e763f' 
  AND (
    token = 'bYtpFZSGqGzMWld9nW+I7gUZWgDw1noR+01Yl68Kp7Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )