UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'pnCYo72o+JnIhecaT8BuXCh3Agrtkd/djr6dVnb0U0o=' 
WHERE 
  key_id = '2e5903fe345f08b3555c574b458fc58e99f9e791e47ae8d734f723b12b6570b6' 
  AND (
    token = 'pnCYo72o+JnIhecaT8BuXCh3Agrtkd/djr6dVnb0U0o=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )