UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ttj9EqgEQm1yBwYaYose+fA/cMoK1qrhqmDpppjuIJM=' 
WHERE 
  key_id = '153ab7efc1c46c9778a86a73c1fcdbb8a2a6f5798319fe4460b2efaaa4821681' 
  AND (
    token = 'ttj9EqgEQm1yBwYaYose+fA/cMoK1qrhqmDpppjuIJM=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00025