UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'gwmc/2gYPynpZcpgsSn4PMtUc9pNOh91SwWnZDtXqiY=' 
WHERE 
  key_id = 'a2855533d0288b78446ce60ddaa12520894f89e03e373f85bd84fd3de39306cb' 
  AND (
    token = 'gwmc/2gYPynpZcpgsSn4PMtUc9pNOh91SwWnZDtXqiY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )