UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'nxwcaSbfsFp1qc/45rQEo64sPk1XMXP94o1cHIALDRw=' 
WHERE 
  key_id = 'b9121b4b79a0f5d72f5489e19a1d32470ba9ff2887b3a84afb6e4259728e9ec4' 
  AND (
    token = 'nxwcaSbfsFp1qc/45rQEo64sPk1XMXP94o1cHIALDRw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )