UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'g8MK32IMCnAtS46uEq+Ebx7JFdJwvz3Igcc7t93L/AY=' 
WHERE 
  key_id = '8d9dfbcb2db144aaac2657e6e3aba56f9a496fa04622c6bc36d3964e7f28645f' 
  AND (
    token = 'g8MK32IMCnAtS46uEq+Ebx7JFdJwvz3Igcc7t93L/AY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )