UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '/y+2nBpuO5YQFtyiGsY4ER20KxznLIjpfcqGILvWf3Q=' 
WHERE 
  key_id = '4b7d5ce33f338ec778b0b22981c7f8e4cbe0b847a670fd98b889884f504324cf' 
  AND (
    token = '/y+2nBpuO5YQFtyiGsY4ER20KxznLIjpfcqGILvWf3Q=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )