UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/6nKhS/OajeCgS02F6W9weX4fq4mM32DnX3vbIkeq9w=' 
WHERE 
  key_id = '8a4aeb2cca8f29b3ac40ceb0d58e67b30c6add17ba847326bf33e4597dcacb10' 
  AND (
    token = '/6nKhS/OajeCgS02F6W9weX4fq4mM32DnX3vbIkeq9w=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )