UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pTzQn0Ixxhpogr1rlJJHV2U6OoJ/uSV+FOUznKDTTkc=' 
WHERE 
  key_id = '540d15faa34d0fca00ab7fd5ff7b19fa4873fd0a5134edd99b301df6b0fbd3af' 
  AND (
    token = 'pTzQn0Ixxhpogr1rlJJHV2U6OoJ/uSV+FOUznKDTTkc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )