UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = '4uzXP7jB6NJCmErCniDDTLVXxUmndIKnvmHAYtI3Li0=' 
WHERE 
  key_id = '5a86bf96a648507ea4a975c0e7dac539f772c8e798a75196bca80fd83c74227c' 
  AND (
    token = '4uzXP7jB6NJCmErCniDDTLVXxUmndIKnvmHAYtI3Li0=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )