UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BEMUxyl6ivhK7GrpB5K0zzJEjrGKeBThq4XgiPIp9EQ=' 
WHERE 
  key_id = '8bc5138b576640a75c7af962ddbe41aa6dc30614a2bf4a2826c7ccfac82133e4' 
  AND (
    token = 'BEMUxyl6ivhK7GrpB5K0zzJEjrGKeBThq4XgiPIp9EQ=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )