UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Kr4ERJIjXnbDfRNmv09QiDG8i14oaXf9CmE4lUqRQeI=' 
WHERE 
  key_id = '863ec8bb3278c4b9ff73916cb6f5c184c0b11eafde1c35c01775fb0c1c94757f' 
  AND (
    token = 'Kr4ERJIjXnbDfRNmv09QiDG8i14oaXf9CmE4lUqRQeI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )