UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'q6oWCH8Mynz20tQzVAOaZWoT0erzaEMuVej7SBqdkl4=' 
WHERE 
  key_id = 'bf6bacb38d149145985162a7e91120bf5ba93d541b8b44a12fb15459efc4280a' 
  AND (
    token = 'q6oWCH8Mynz20tQzVAOaZWoT0erzaEMuVej7SBqdkl4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )