UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '0x2NJH9h8q+7kzFPn4hsbd2eu4CSFbgoWIVmwtA4X38=' 
WHERE 
  key_id = '517eb26c636ef559166d043ae771945f4bdf98534c6c34319c762210e6fc973c' 
  AND (
    token = '0x2NJH9h8q+7kzFPn4hsbd2eu4CSFbgoWIVmwtA4X38=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )