UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'RW7FjbC0cw/U+6/Bk+TWtUAOD1EwaUYI9CsimfyTfBk=' 
WHERE 
  key_id = '3e87fc4c3cf6e6d3bb1082236e7a7f688bd951792f66c4073a03893c6aad1588' 
  AND (
    token = 'RW7FjbC0cw/U+6/Bk+TWtUAOD1EwaUYI9CsimfyTfBk=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )