UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'ekXj6JBfYJ3lOhhB+9p/OWF8seV0FrAt+3kSndlVE9A=' 
WHERE 
  key_id = 'b4f2e80b23b7fb8acfcfc131c82cad8273f74146f83ec2ae82b2daf4f25a3a48' 
  AND (
    token = 'ekXj6JBfYJ3lOhhB+9p/OWF8seV0FrAt+3kSndlVE9A=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )