UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'mEpMqcz5NmFDwSLpgr3uYVP/ij0TgjGXMyHZw7u+Tlg=' 
WHERE 
  key_id = 'd1da4c7ca093ae892249bd994c14a9c7d9437b4e199d298782294e5e3050c2bc' 
  AND (
    token = 'mEpMqcz5NmFDwSLpgr3uYVP/ij0TgjGXMyHZw7u+Tlg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )