UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'PsxlAlzIeMENObT6FuojmlrE244dFHGd2vM3fOQBpb4=' 
WHERE 
  key_id = '3a5d967d5cd8c2d0af4300a5191ffd8f8c189ae16a5d9233bdf76c9d72e29356' 
  AND (
    token = 'PsxlAlzIeMENObT6FuojmlrE244dFHGd2vM3fOQBpb4=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )

Query time 0.00033