UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'U3WtKxDoi4XFkac1HLLO7PguFVQ/FgQID8MDFWTFlAQ=' 
WHERE 
  key_id = '57b6e5ef8d551033776f2eddb17c99887237a4a9410ae895706ee85540af26ac' 
  AND (
    token = 'U3WtKxDoi4XFkac1HLLO7PguFVQ/FgQID8MDFWTFlAQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )