DELETE FROM 
  cscart_lock_keys 
WHERE 
  key_id = '81be1e24208521d3ffb2fc16d2b44f5daf454a102b66aa1be54f6f908c955f6a' 
  AND token = 'MT0Hb5PXUqcFphrfhVi6riXau7E0E5HbPMpG7CksI3Q='

Query time 0.00027