UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'DsdHaX69HMmqo1aOVxcXCVsDFQwwsvfTyTZED8g0Ir0=' 
WHERE 
  key_id = '1b51337f9cf8c247fc408267eef640910bb778d7d4181f6bd00db2af4043e617' 
  AND (
    token = 'DsdHaX69HMmqo1aOVxcXCVsDFQwwsvfTyTZED8g0Ir0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )