UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'H1I1wXFyRBOV//tLBcHXDO1gnp4DFcnD0gLvQbpDrTI=' 
WHERE 
  key_id = '83a12134c1e15182b94ef48e6060be383b1142a0ca2507fe636a69f7db503dc4' 
  AND (
    token = 'H1I1wXFyRBOV//tLBcHXDO1gnp4DFcnD0gLvQbpDrTI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )