UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'b4eSqnXzAe+izl7zvR1qcW4IrveBCL7oRujOjPYr/DI=' 
WHERE 
  key_id = '52da7d8416ac4591a2b7addbdc8264330acd2574abdf5f1ae7af88fc5d468f18' 
  AND (
    token = 'b4eSqnXzAe+izl7zvR1qcW4IrveBCL7oRujOjPYr/DI=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )