UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'KBxtxKSMW5YUc6BneE6xmIZjptPCLRb/qMIzlVar54Y=' 
WHERE 
  key_id = '7b53f12c15d3758b07f06e40fef8fe0f9e2d9d19f84d143e11e9c46459b3e58f' 
  AND (
    token = 'KBxtxKSMW5YUc6BneE6xmIZjptPCLRb/qMIzlVar54Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )