UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FLD1DU5VS36jQBXhVufF3RsiZrAONZfLozWAViFYHgE=' 
WHERE 
  key_id = '1c68ca6d3a85d0c3786cf771dd3dd4b2d6d00ca668744e9fad47e05b5e06576d' 
  AND (
    token = 'FLD1DU5VS36jQBXhVufF3RsiZrAONZfLozWAViFYHgE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )