UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'SC+vtEOGdT9zVpe7hYN0iObnPLhoVSMIidCITMRCaM0=' 
WHERE 
  key_id = 'f1c2c781176ca83df96246d3e6f4856cb4238a66f836e6615e93e96692c2351b' 
  AND (
    token = 'SC+vtEOGdT9zVpe7hYN0iObnPLhoVSMIidCITMRCaM0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )