UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PM5qjqBpNX4o6AKQ4Va7CmK46Rx/D0o3tFf4XL3a51Y=' 
WHERE 
  key_id = '4b20b5ca870a0b29db2ced43ef31f5547d577239370a8f3b90a637b93dc5f395' 
  AND (
    token = 'PM5qjqBpNX4o6AKQ4Va7CmK46Rx/D0o3tFf4XL3a51Y=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )