UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '6IEj8Me03l5CvjRXCxyDOXLF77cWFvy3930cY0K5WAs=' 
WHERE 
  key_id = '42a1d0875e51e38553991af0c3d9e7a18cede85cf9ae4c5156e6e207db0fc96a' 
  AND (
    token = '6IEj8Me03l5CvjRXCxyDOXLF77cWFvy3930cY0K5WAs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )