UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'iMRKsyFlXPP2xWSoBeO1PIvA06q2qmRBMbbxWATFukc=' 
WHERE 
  key_id = '8f6980d307bf9586e992ca3aee1123e4e04b94b88538bafaa7b9e15fd197880f' 
  AND (
    token = 'iMRKsyFlXPP2xWSoBeO1PIvA06q2qmRBMbbxWATFukc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )