UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'if3dqAUEP7PGcnJXbR/ZAvAsHgnWqHk7xn23KFE/7KA=' 
WHERE 
  key_id = '48d570531886f4efe7ca58d76904a331ba5a06fd43659f175e86ea4b5cf7f7e7' 
  AND (
    token = 'if3dqAUEP7PGcnJXbR/ZAvAsHgnWqHk7xn23KFE/7KA=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00030