UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'FVg0Sc4uu+BIU+Bb7PDuYrbgcQgVNVf2N0Cw1Hcx1pc=' 
WHERE 
  key_id = 'ee17be63f3d4f2ef79f2662321336ee204c13673a698446ce2b5aa9c66249191' 
  AND (
    token = 'FVg0Sc4uu+BIU+Bb7PDuYrbgcQgVNVf2N0Cw1Hcx1pc=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00023