UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GYUYcaldrea+NjEumbmBtkWixNOm/LF76VPnTi/SsyE=' 
WHERE 
  key_id = '15f2f99d056293046790daf493ee218f2e10829be4305eb59777493902fc6570' 
  AND (
    token = 'GYUYcaldrea+NjEumbmBtkWixNOm/LF76VPnTi/SsyE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )