UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'REkW9Vm3O7EMMo7/Ua3cmXvBX25QIqhtvn2CdF/UVxc=' 
WHERE 
  key_id = 'b1b416ef8c1d1376f0e67323497866659e2a48c2dc05758045e22aa0a48ddacb' 
  AND (
    token = 'REkW9Vm3O7EMMo7/Ua3cmXvBX25QIqhtvn2CdF/UVxc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )