UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'GElPmm6tNxN1CcN94OLm2Ttafzb4bWvvRQrdlPL1Lrw=' 
WHERE 
  key_id = 'dcc4c5af0a632976d54f7d5e6ff4a94fc5b94949cd4ce5610477d52fa1b1f990' 
  AND (
    token = 'GElPmm6tNxN1CcN94OLm2Ttafzb4bWvvRQrdlPL1Lrw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00026