UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'i82FzcKBtalPGsv6kf9aXrigNAg8ceZwUCOGrkXCfPU=' 
WHERE 
  key_id = '6db899a5eac672f8d68d3501276c29ee5aba65b57772c91c10bcac5b6511b14a' 
  AND (
    token = 'i82FzcKBtalPGsv6kf9aXrigNAg8ceZwUCOGrkXCfPU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )