UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '50OsOz6IAYK2KbGCuIIE2wZcGBJ0eq5Fvp3vsuS2K2I=' 
WHERE 
  key_id = '8bd099776c00bf9bb175370631149efc50296f59323c12f9bd168e8ab9ce48d4' 
  AND (
    token = '50OsOz6IAYK2KbGCuIIE2wZcGBJ0eq5Fvp3vsuS2K2I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )