UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'BzME2OCfj+LlkStbqVdYNtBa7QKjTF++EAm29X77Xps=' 
WHERE 
  key_id = '6901fb4fca4a41a1dca64430b8c6617505814d437bfaf9b3b10b73335e5f288d' 
  AND (
    token = 'BzME2OCfj+LlkStbqVdYNtBa7QKjTF++EAm29X77Xps=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )