UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'hM18Kwxj020iAJgcqxwYmuBILcAmWZiUjjJqDNiEtY0=' 
WHERE 
  key_id = '2476dec02cb0ec7b1f275c3fc49e19b7494780c19eda621246708b724766f7a5' 
  AND (
    token = 'hM18Kwxj020iAJgcqxwYmuBILcAmWZiUjjJqDNiEtY0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )