UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hS5JNp2ao9HfEqmZlmmcSb6OmPt4c3qvxRdREodLqdg=' 
WHERE 
  key_id = '789e58998eaa086693e0d1ee2815ebdfae70453347097d8a306bf3782da30977' 
  AND (
    token = 'hS5JNp2ao9HfEqmZlmmcSb6OmPt4c3qvxRdREodLqdg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )