UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lv5mfRC5qKKbxLHlV0kqdv7LOEJF5+/8OqVLkqCApgo=' 
WHERE 
  key_id = '50191707c281d7ebbcc0384a066ff7b7781f67f8935504e25f2a7e9550078b32' 
  AND (
    token = 'Lv5mfRC5qKKbxLHlV0kqdv7LOEJF5+/8OqVLkqCApgo=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )