UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'OkPSqa1o98yuTz+HmpqlYpXo21YHzKilmnGdyeXNpUU=' 
WHERE 
  key_id = '4a15b363dfcb690f9d3628ef114a25ca5f02176b10c775c20a62d2a5e7646e0b' 
  AND (
    token = 'OkPSqa1o98yuTz+HmpqlYpXo21YHzKilmnGdyeXNpUU=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )