UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'a90MR1agm4fFNaxZYsckofQLdtYZalpBlTgP3LmgDLg=' 
WHERE 
  key_id = '35ac3b65a2d2562a618971f8b5d0e2d1a26a712c871877610480f937627b7d7b' 
  AND (
    token = 'a90MR1agm4fFNaxZYsckofQLdtYZalpBlTgP3LmgDLg=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )