DELETE FROM 
  cscart_lock_keys 
WHERE 
  key_id = 'a6a91da473cf10fb49a29f744fbe5c43e40dac1f92e7ce1add67095dee001c4d' 
  AND token = '8pT6uH6B5RFNmoeR6fXbju+mPHwszVGYoZciNRe54vI='

Query time 0.00025