UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'sU1wS13H3BDBJR8oKadD2lF7LHXoBPsJv1Snk4no3f4=' 
WHERE 
  key_id = '4256262f5872efbf6d2c595fed19a2679db45b5424248705c9e801737e0e571f' 
  AND (
    token = 'sU1wS13H3BDBJR8oKadD2lF7LHXoBPsJv1Snk4no3f4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )