UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'TGlCcMOIUEXSyyOxipKEQAQjsvUgS+IjBGwkrr11mac=' 
WHERE 
  key_id = '6c76c98fc2ca86f49a2e19be3327f2a53f9824c0c52b9ac6715be25509de9502' 
  AND (
    token = 'TGlCcMOIUEXSyyOxipKEQAQjsvUgS+IjBGwkrr11mac=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )