UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Gx4byuf83EluxRKyZoLdWaPxtMoBtUPUlgCMmpxC7BE=' 
WHERE 
  key_id = '4c0cdde4933d3132b18bad908391e92fbee288c5d4cf8fbc24d3b242904f7ff6' 
  AND (
    token = 'Gx4byuf83EluxRKyZoLdWaPxtMoBtUPUlgCMmpxC7BE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )