UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'Lp13ffE5X9mYvcUuylxW3HO4ASMAJR1jR8LpY6iCliw=' 
WHERE 
  key_id = '512f9136b282e1cc58276587ec440052cbc213979be93085b3ff2de7940ba042' 
  AND (
    token = 'Lp13ffE5X9mYvcUuylxW3HO4ASMAJR1jR8LpY6iCliw=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )