UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'el1Y0JnrVO8EHGswbNiYFmFtCtClE6B0LDx2zBWnffQ=' 
WHERE 
  key_id = 'b45a97db73dcbabe93e53aafea61874138e1ff8938c43f619662b16370e75117' 
  AND (
    token = 'el1Y0JnrVO8EHGswbNiYFmFtCtClE6B0LDx2zBWnffQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )