UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'xtm1QBrZzf02/aeehNJjPeKSCCxi5unnnjC+E8d6eHc=' 
WHERE 
  key_id = '42e3d6c27c9196a069e83d27a4249e0b20822507ce83d117691d6c5570e3994a' 
  AND (
    token = 'xtm1QBrZzf02/aeehNJjPeKSCCxi5unnnjC+E8d6eHc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )