UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rwrg0/QyOWxty7qj7nyC8z+iEMMSl3GdpoxvVqpnpFs=' 
WHERE 
  key_id = '6a76991bf5b8c6ca35314bcfb58b523c37c344b086caa0d7053ae9ee23e2d6cc' 
  AND (
    token = 'rwrg0/QyOWxty7qj7nyC8z+iEMMSl3GdpoxvVqpnpFs=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )