UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'rtGLRVbtoWRPurCXdly9ilvFEgI+76Z6c+hiBeCxQ3I=' 
WHERE 
  key_id = '755ebe060b4ef41b0f678ded226e544b22dee369ba343313722c265e77beec28' 
  AND (
    token = 'rtGLRVbtoWRPurCXdly9ilvFEgI+76Z6c+hiBeCxQ3I=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )