UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PExqb2WuGqSPerhE49t93ZtFRnQ1C9X/Nc6EPhpMoRE=' 
WHERE 
  key_id = 'a38f25c6a34b25a8d2536a08c04c4969bb0a2958e13ccd2a003f0daace4b0261' 
  AND (
    token = 'PExqb2WuGqSPerhE49t93ZtFRnQ1C9X/Nc6EPhpMoRE=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )