UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'tNxIZf7Q+Qru1GoWAunCWnAVJULNoFhfuMxtYnkYFac=' 
WHERE 
  key_id = '561a26a5f447f962daa5fa648b6534dc01868fa9537483df7a66daee6cc4ecf6' 
  AND (
    token = 'tNxIZf7Q+Qru1GoWAunCWnAVJULNoFhfuMxtYnkYFac=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )