UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'u4a2mx8MUwRG/hEIZmjGVxNoXHNa0fHFnjPci10g9bg=' 
WHERE 
  key_id = 'cd18566c4c94d80d9fc0f9d9b2cf43e310d9299ea0f54c0d3dc331c29b287c6e' 
  AND (
    token = 'u4a2mx8MUwRG/hEIZmjGVxNoXHNa0fHFnjPci10g9bg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )