UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'zVPec92QTpe323ewnqVd1tkD4P4wG2Cn0PkE8a4817c=' 
WHERE 
  key_id = '4902569a473df207d8e4043599345cdabf10b0627b3b4e8b119f09c44f5bc1be' 
  AND (
    token = 'zVPec92QTpe323ewnqVd1tkD4P4wG2Cn0PkE8a4817c=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )